Protesters who camped out overnight take a rest along a main road near the Legislative Council after continuing protest against the unpopular extradition bill in Hong Kong, Monday, June 17, 2019. Hong Kong police and protesters faced off Monday as authorities began trying to clear the streets of a few hundred who remained near the city government headquarters after massive demonstrations that stretched deep into the night before. (AP Photo/Vincent Yu), APTOPIX

TOPSHOT - A protester looks at messages left by demonstrators outside the government headquarters after a rally against a controversial extradition law proposal in Hong Kong early on June 17, 2019. - Chinese state media remained largely silent as an estimated two million Hong Kong people took to the streets to protest an extradition bill, with social platforms scrubbed clean of any pictures or mentions of the rally. (Photo by DALE DE LA REY / AFP)

TOPSHOT - A poster bearing an image of Hong Kong Chief Executive Carrie Lam is displayed outside the government headquarters after a rally against a controversial extradition law proposal in Hong Kong early on June 17, 2019. - Chinese state media remained largely silent as an estimated two million Hong Kong people took to the streets to protest an extradition bill, with social platforms scrubbed clean of any pictures or mentions of the rally. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Hong Kong democracy activist Joshua Wong speaks to supporters outside the Legislative Council following his release from prison, as they rally against a controversial extradition bill in Hong Kong on June 17, 2019. - Hong Kong democracy activist Joshua Wong called on the city's pro-Beijing leader Carrie Lam to resign after he walked free from prison on June 17, as historic anti-government protests rocked the city. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Hong Kong democracy activist Joshua Wong (C) leaves Lai Chi Kok Correctional Institute in Hong Kong on June 17, 2019. - Wong called on the city's pro-Beijing leader Carrie Lam to resign after he walked free from prison, as historic anti-government protests rocked the city. (Photo by ISAAC LAWRENCE / AFP)

TOPSHOT - Hong Kong democracy activist Joshua Wong (L) leaves Lai Chi Kok Correctional Institute in Hong Kong on June 17, 2019. - Wong called on the city's pro-Beijing leader Carrie Lam to resign after he walked free from prison, as historic anti-government protests rocked the city. (Photo by ISAAC LAWRENCE / AFP)

Firefighters remove a yellow banner with the words "Fight for Hong Kong" in Chinese and English which is hung on the Lion Rock mountain by pro-democracy protesters in Hong Kong, Sunday, June 16, 2019. Hong Kong was bracing Sunday for another massive protest over an unpopular extradition bill that has highlighted the territory's apprehension about relations with mainland China, a week after the crisis brought as many as 1 million into the streets. (AP Photo/Kin Cheung), APTOPIX

Tens of thousands of protesters march through the streets as they continue to protest an extradition bill, Sunday, June 16, 2019, in Hong Kong. Hong Kong residents were gathering Sunday for another massive protest over an unpopular extradition bill that has highlighted the territory's apprehension about relations with mainland China, a week after the crisis brought as many as 1 million into the streets. (AP Photo/Vincent Yu), APTOPIX

Protesters continue to protest an extradition bill, Sunday, June 16, 2019, in Hong Kong. Hong Kong residents were gathering Sunday for another mass protest over an unpopular extradition bill that has highlighted the territory's apprehension about relations with mainland China. (AP Photo/Kin Cheung), APTOPIX

Protesters wearing protection gears march toward the Legislative Council as they continue to protest against the extradition bill in Hong Kong, Monday, June 17, 2019. Hong Kong police and protesters faced off Monday as authorities began trying to clear the streets of a few hundred who remained near the city government headquarters after massive demonstrations that stretched deep into the night before.(AP Photo/Vincent Yu), APTOPIX

TOPSHOT - A protester hands out posters before a rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Hong Kong was braced for another mass rally, as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader in suspending the bill. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Protesters attend a rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Hong Kong was braced for another mass rally, as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader in suspending the bill. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Protesters display placards during a demonstration in Taipei on June 16, 2019, in support of the continuing protests taking place in Hong Kong against a controversial extradition law proposal. - Tens of thousands of people rallied in central Hong Kong on Sunday as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Sam YEH / AFP)

TOPSHOT - Protesters display placards during a demonstration in Taipei on June 16, 2019, in support of the continuing protests taking place in Hong Kong against a controversial extradition law proposal. - Tens of thousands of people rallied in central Hong Kong on Sunday as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Sam YEH / AFP)

TOPSHOT - A protester displays a painting during a demonstration in Taipei on June 16, 2019, in support of the continuing protests taking place in Hong Kong against a controversial extradition law proposal. - Tens of thousands of people rallied in central Hong Kong on Sunday as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Sam YEH / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Dale DE LA REY / AFP)

TOPSHOT - Protesters shout slogans during a rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Hector RETAMAL / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Dale DE LA REY / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Dale DE LA REY / AFP)

TOPSHOT - Protesters attend a rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by HECTOR RETAMAL / AFP)

TOPSHOT - A woman carries a while flower as she joins thousands of others dressed in black in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by HECTOR RETAMAL / AFP)

TOPSHOT - A placard (C) with an image of Hong Kong's Chief Executive Carrie Lam is displayed as thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by HECTOR RETAMAL / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Dale DE LA REY / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Dale DE LA REY / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Dale DE LA REY / AFP)

TOPSHOT - People carry a banner reading "Make love no shoot" in reference to police firing on protesters on June 12, as thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Dale DE LA REY / AFP)

TOPSHOT - A young man shouts slogans and holds up a paper crane during a demonstration in Taipei on June 16, 2019, in support of the continuing protests taking place in Hong Kong against a controversial extradition law proposal. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Sam YEH / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters hold up a yellow raincoat in memory of a fellow protester who fell to his death the night before as they march at new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by Anthony WALLACE / AFP)

CORRECTION - This slow shutter image shows thousands of protesters taking part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Hundreds of thousands of protesters choked Hong Kong's streets for a second straight on June 16 in a defiant rebuke of a reviled extradition law, piling pressure on the city's embattled pro-Beijing leader despite a weekend climbdown. (Photo by HECTOR RETAMAL / AFP) / "The erroneous mention[s] appearing in the metadata of this photo by HECTOR RETAMAL has been modified in AFP systems in the following manner: [slow shutter] instead of [show shutter]. Please immediately remove the erroneous mention[s] from all your online services and delete it (them) from your servers. If you have been authorized by AFP to distribute it (them) to third parties, please ensure that the same actions are carried out by them. Failure to promptly comply with these instructions will entail liability on your part for any continued or post notification usage. Therefore we thank you very much for all your attention and prompt action. We are sorry for the inconvenience this notification may cause and remain at your disposal for any further information you may require."

TOPSHOT - An ambulance is pictured surrounded by thousands of protesters dressed in black during a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Hundreds of thousands of protesters choked Hong Kong's streets for a second straight on June 16 in a defiant rebuke of a reviled extradition law, piling pressure on the city's embattled pro-Beijing leader despite a weekend climbdown. (Photo by HECTOR RETAMAL / AFP)

TOPSHOT - Thousands of protesters dressed in black take part in a rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Hundreds of thousands of protesters choked Hong Kong's streets for a second straight on June 16 in a defiant rebuke of a reviled extradition law, piling pressure on the city's embattled pro-Beijing leader despite a weekend climbdown. (Photo by HECTOR RETAMAL / AFP)

TOPSHOT - Protesters attend a vigil at a makeshift altar for a fellow protester who fell to his death while hanging banners on June 15, as they take part in a rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Hundreds of thousands of protesters choked Hong Kong's streets for a second straight on June 16 in a defiant rebuke of a reviled extradition law, piling pressure on the city's embattled pro-Beijing leader despite a weekend climbdown. (Photo by DALE DE LA REY / AFP)

TOPSHOT - In this picture taken on June 16, 2019, a protester holds a candle outside the government headquarters after a rally against a controversial extradition law proposal in Hong Kong. - Chinese state media remained largely silent as an estimated two million Hong Kong people took to the streets to protest an extradition bill, with social platforms scrubbed clean of any pictures or mentions of the rally. (Photo by DALE DE LA REY / AFP)

TOPSHOT - This overhead view shows thousands of protesters marching through the street as they take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by STR / AFP)

TOPSHOT - This overhead view shows thousands of protesters marching through the street as they take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by STR / AFP)

TOPSHOT - This overhead view shows thousands of protesters marching through the street as they take part in a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by STR / AFP)

Thousands of protesters shouting slogans and carrying signs march on the streets against an extradition bill on Sunday, June 16, 2019, through Hong Kong. Tens of thousands of Hong Kong residents, mostly in black, have jammed the city's streets Sunday to protest the government's handling of a proposed extradition bill. (AP Photo/Vincent Yu)

Protesters carrying signs reading "Demand accountability for shooting/Withdraw charges!" march through the streets against an extradition bill on Sunday, June 16, 2019, in Hong Kong. Tens of thousands of Hong Kong residents, mostly in black, have jammed the city's streets Sunday to protest the government's handling of a proposed extradition bill. (AP Photo/Vincent Yu)

Thousands of protesters shouting slogans and carrying signs march on the streets against an extradition bill on Sunday, June 16, 2019, through Hong Kong. Tens of thousands of Hong Kong residents, mostly in black, have jammed the city's streets Sunday to protest the government's handling of a proposed extradition bill. (AP Photo/Vincent Yu)

Thousands of protesters march through the streets as they continue to protest an extradition bill, Sunday, June 16, 2019, in Hong Kong. Hong Kong residents were gathering Sunday for another massive protest over an unpopular extradition bill that has highlighted the territory's apprehension about relations with mainland China, a week after the crisis brought as many as 1 million into the streets. (AP Photo/Vincent Yu)

Tens of thousands of protesters march through the streets as they continue to protest an extradition bill, Sunday, June 16, 2019, in Hong Kong. Hong Kong residents Sunday continued their massive protest over an unpopular extradition bill that has highlighted the territory's apprehension about relations with mainland China, a week after the crisis brought as many as 1 million into the streets. (AP Photo/Kin Cheung)

Tens of thousands of protesters carry posters and banners march through the streets as they continue to protest an extradition bill, Sunday, June 16, 2019, in Hong Kong. Hong Kong residents Sunday continued their massive protest over an unpopular extradition bill that has highlighted the territory's apprehension about relations with mainland China, a week after the crisis brought as many as 1 million into the streets. (AP Photo/Kin Cheung)

A supporter holds a slogan to oppose the Hong Kong extradition law outside of the Legislative Yuan in Taipei, Taiwan, Sunday, June 16, 2019. Hong Kong residents Sunday continued their massive protest over an unpopular extradition bill that has highlighted the territory's apprehension about relations with mainland China, a week after the crisis brought as many as 1 million into the streets. (AP Photo/Chiang Ying-ying), APTOPIX

People take photos from an elevated walkway as thousands of protesters dressed in black file past on the street below during a new rally against a controversial extradition law proposal in Hong Kong on June 16, 2019. - Tens of thousands of people rallied in central Hong Kong on June 16 as public anger seethed following unprecedented clashes between protesters and police over an extradition law, despite a climbdown by the city's embattled leader. (Photo by HECTOR RETAMAL / AFP)

TOPSHOT - This picture taken on June 14, 2019, shows two student protesters posing with protective rubber gloves and an umbrella during an interview with AFP in Hong Kong, who took part in the protests on June 12, which saw police armed with tear gas and rubber bullets. - Hong Kong's tech-savvy protesters are going digitally dark as they try to avoid surveillance and potential future prosecutions, disabling location tracking on their phones, buying train tickets with cash and purging their social media conversations. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Police officers dissolve the barricades placed by demonstrators in Hong Kong on June 13, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by HECTOR RETAMAL / AFP)

TOPSHOT - A Hong Kong taxi drives past police standing guard behind barricades near the government headquarters a day after a violent demonstration against a controversial extradition law proposal in Hong Kong on June 13, 2019. - Hong Kong was facing growing international pressure over a controversial extradition bill that has prompted violent street protests. Police used rubber bullets and tear gas to break up crowds on June 12, after demonstrators -- angry over legislation they say would leave people vulnerable to China's politicised justice system -- blocked roads and brought the city to a standstill. (Photo by Anthony WALLACE / AFP)

Protestors gather near the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Thousands of protesters blocked entry to Hong Kong's government headquarters Wednesday, delaying a legislative session on a proposed extradition bill that has heightened fears over greater Chinese control and erosion of civil liberties in the semiautonomous territory. (AP Photo/Kin Cheung), APTOPIX

Protesters react to a cloud of tear gas near the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Thousands of protesters blocked entry to Hong Kong's government headquarters Wednesday, delaying a legislative session on a proposed extradition bill that has become a lightning rod for concerns over greater Chinese control and erosion of civil liberties in the semiautonomous territory. (AP Photo/Kin Cheung), APTOPIX

Riot police fire tear gas to protesters outside the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Hong Kong police have used tear gas and high-pressure hoses against thousands of protesters opposing a highly controversial extradition bill outside government headquarters. (AP Photo/Vincent Yu), APTOPIX

TOPSHOT - Police officers use a water canon on a lone protestor near the government headquarters in Hong Kong on June 12, 2019. - Large crowds of protesters gathered in central Hong Kong as the city braced for another mass rally in a show of strength against the government over a divisive plan to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters occupy two main highways near the government headquarters in Hong Kong on June 12, 2019. - Large crowds of protesters gathered in central Hong Kong as the city braced for another mass rally in a show of strength against the government over a divisive plan to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters block roads during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Hong Kong authorities delayed the second reading of a controversial bill allowing extradition to mainland China as tens of thousands of protesters blockaded government headquarters. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Police man a road as protesters attend a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Tens of thousands of protesters paralysed central Hong Kong, blocking major roads in a defiant show of strength against government plans to allow extraditions to China. By late morning, with crowds continuing to swell, officials in the Legislative Council (Legco) said they would delay the second reading of the bill "to a later date". (Photo by DALE DE LA REY / AFP)

TOPSHOT - Protesters attend a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Tens of thousands of protesters paralysed central Hong Kong, blocking major roads in a defiant show of strength against government plans to allow extraditions to China. By late morning, with crowds continuing to swell, officials in the Legislative Council (Legco) said they would delay the second reading of the bill "to a later date". (Photo by DALE DE LA REY / AFP)

TOPSHOT - Protesters occupy the roads near the Legislative Council and government headquarters in Hong Kong on June 12, 2019. - Tens of thousands of protesters paralysed central Hong Kong, blocking major roads in a defiant show of strength against government plans to allow extraditions to China. By late morning, with crowds continuing to swell, officials in the Legislative Council (Legco) said they would delay the second reading of the bill "to a later date". (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters occupy the roads near the Legislative Council and government headquarters in Hong Kong on June 12, 2019. - Tens of thousands of protesters paralysed central Hong Kong, blocking major roads in a defiant show of strength against government plans to allow extraditions to China. By late morning, with crowds continuing to swell, officials in the Legislative Council (Legco) said they would delay the second reading of the bill "to a later date". (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters shelter under umbrellas opposite police standing guard during a downpour as they occupy roads near the government headquarters in Hong Kong on June 12, 2019. - Tens of thousands of protesters paralysed central Hong Kong, blocking major roads in a defiant show of strength against government plans to allow extraditions to China. By late morning, with crowds continuing to swell, officials in the Legislative Council (Legco) said they would delay the second reading of the bill "to a later date". (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters shelter under umbrellas during a downpour as they occupy roads near the government headquarters in Hong Kong on June 12, 2019. - Tens of thousands of protesters paralysed central Hong Kong, blocking major roads in a defiant show of strength against government plans to allow extraditions to China. By late morning, with crowds continuing to swell, officials in the Legislative Council (Legco) said they would delay the second reading of the bill "to a later date". (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters clash with police during a demonstration outside the Legislative Council Complex in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Police clash with protesters during a demonstration outside the Legislative Council Complex in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters clash with police during a demonstration outside the Legislative Council Complex in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters react after police fired tear gas during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - A protester throws back a tear gas during clashes with police outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - A protester (C) throws back a tear gas during clashes with police outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Police clash with protesters during a demonstration outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters leave the area after police fired tear gas during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Police clash with protesters during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Police clash with protesters during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters face off with police after they fired tear gas during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - A protester is helped by medical volunteers after being hit by tear gas fired by the police during a rally against a controversial extradition law proposal in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters carry an injured comrade (C) after clashes with police during a rally against a controversial extradition law proposal in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Protesters shield themselves with umbrellas against pepper spray used by the police during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Protesters face off with police during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Police advance towards protesters during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by DALE DE LA REY / AFP)

TOPSHOT - A broke umbrella lies on a road after protesters were cleared from the area during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Protesters drag barricades to fortify their occupied area on a main road in the Admiralty district of Hong Kong on June 12, 2019, the night after a protest against a controversial extradition law proposal. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - Demonstrators clean a street they occupied in Hong Kong on June 12, 2019, the night after a protest against a controversial extradition law proposal.the night after a protest against a controversial extradition law proposal. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by HECTOR RETAMAL / AFP)

TOPSHOT - Police search a man outside the Legislative Council Complex in Hong Kong late on June 11, 2019, two days after the city witnessed its largest street protest in at least 15 years as crowds massed against plans to allow extraditions to China. - Scores of Hong Kong businesses have vowed to shut on June 12 and protesters have planned another mass rally outside the city's parliament as anger builds over the government's push to allow extraditions to China. The financial hub was rocked by a huge protest march over the weekend -- the largest since the city's 1997 return to China -- as vast crowds called on authorities to scrap the Beijing-backed plan. (Photo by Isaac LAWRENCE / AFP)

TOPSHOT - Protesters occupy outside Legislative Council in Hong Kong on June 12, 2019. - Large crowds of protesters gathered in central Hong Kong as the city braced for another mass rally in a show of strength against the government over a divisive plan to allow extraditions to China. (Photo by Philip FONG / AFP)

TOPSHOT - Pro-democracy lawmaker Roy Kwong (C) chants slogans as protesters occupy outside Legislative Council in Hong Kong on June 12, 2019. - Large crowds of protesters gathered in central Hong Kong as the city braced for another mass rally in a show of strength against the government over a divisive plan to allow extraditions to China. (Photo by Philip FONG / AFP)

TOPSHOT - Protesters occupy the roads near the Legislative Council and government headquarters in Hong Kong on June 12, 2019. - Hong Kong authorities delayed the second reading of a controversial bill allowing extradition to mainland China as tens of thousands of protesters blockaded government headquarters. (Photo by Philip FONG / AFP)

TOPSHOT - Police fire non-lethal projectiles during violent clashes against protesters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by ISAAC LAWRENCE / AFP)

TOPSHOT - A police officer throws tear gas during clashes with protesters during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Philip FONG / AFP)

TOPSHOT - Riot police fire tear gas during clashes with protesters during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Philip FONG / AFP)

TOPSHOT - A police officer fires tear gas during clashes with protesters during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Philip FONG / AFP)

TOPSHOT - Protesters run after police fired tear gas during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Philip FONG / AFP)

TOPSHOT - Police officers stand surrounded by tear gas during a rally by protesters against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by ISAAC LAWRENCE / AFP)

TOPSHOT - A protester (C) sits at the middle of Harcourt Road in Hong Kong after a protest against a controversial extradition law proposal in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Philip FONG / AFP)

Protestors gather near the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Hundreds of protesters surrounded government headquarters in Hong Kong on Wednesday as the administration prepared to open debate on a highly controversial extradition law that would allow accused people to be sent to China for trial. (AP Photo/Kin Cheung), APTOPIX

Protesters gather outside the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Thousands of protesters blocked entry to Hong Kong's government headquarters Wednesday, delaying a legislative session on a proposed extradition bill that has heightened fears over greater Chinese control and erosion of civil liberties in the semiautonomous territory. (AP Photo/Vincent Yu)

Policemen in anti-riot gear stand watch as protesters use umbrellas to shield themselves near the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Hundreds of protesters surrounded government headquarters in Hong Kong on Wednesday as the administration prepared to open debate on a highly controversial extradition law that would allow accused people to be sent to China for trial. (AP Photo/Vincent Yu), APTOPIX

Protestors gather near the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Thousands of protesters blocked entry to Hong Kong's government headquarters Wednesday, delaying a legislative session on a proposed extradition bill that has heightened fears over greater Chinese control and erosion of civil liberties in the semiautonomous territory. (AP Photo/Kin Cheung), APTOPIX

Protestors react to a cloud of tear gas near the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Thousands of protesters blocked entry to Hong Kong's government headquarters Wednesday, delaying a legislative session on a proposed extradition bill that has become a lightning rod for concerns over greater Chinese control and erosion of civil liberties in the semiautonomous territory. (AP Photo/Kin Cheung), APTOPIX

Protesters react to tear gas during a massive protest near the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Thousands of protesters surrounded government headquarters in Hong Kong Wednesday as the administration prepared to open debate on a highly controversial extradition law that would allow accused people to be sent to China for trial.(AP Photo/Kin Cheung), APTOPIX

Riot police fire tear gas to protesters outside the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Hong Kong police have used tear gas and high-pressure hoses against thousands of protesters opposing a highly controversial extradition bill outside government headquarters. (AP Photo/Kin Cheung), APTOPIX

Riot police fire tear gas to protesters outside the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Hong Kong police have used tear gas and high-pressure hoses against thousands of protesters opposing a highly controversial extradition bill outside government headquarters. (AP Photo/Vincent Yu), APTOPIX

Riot police fire tear gas towards protesters outside the Legislative Council in Hong Kong, Wednesday, June 12, 2019. Hong Kong police have used tear gas and high-pressure hoses against thousands of protesters opposing a highly controversial extradition bill outside government headquarters. (AP Photo/Vincent Yu), APTOPIX

Activists burn a mock Chinese flag during a protest in front of the Chinese consulate in Manila on June 12, 2019, against the Asian superpower's growing sway in the Philippines and as tensions rise over Beijing's presence in the disputed South China sea. (Photo by TED ALJIBE / AFP)

Protesters throw back a tear gas canister fired by police during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by DALE DE LA REY / AFP)

Protesters react after police fired tear gas during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

Police clash with protesters during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

Police fire non-lethal projectiles during violent clashes against protesters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by ISAAC LAWRENCE / AFP)

Police in riot gear group together during violent clashes with protesters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by ISAAC LAWRENCE / AFP)

Protesters look on during violent clashes with police in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by ISAAC LAWRENCE / AFP)

Protesters react after police fired tear gas during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Philip FONG / AFP)

A police officer fires tear gas during clashes with protesters during a rally against a controversial extradition law proposal outside the government headquarters in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Philip FONG / AFP)

Protesters react after police fired tear gas during a rally against a controversial extradition law proposal in Hong Kong on June 12, 2019. - Violent clashes broke out in Hong Kong on June 12 as police tried to stop protesters storming the city's parliament, while tens of thousands of people blocked key arteries in a show of strength against government plans to allow extraditions to China. (Photo by Anthony WALLACE / AFP)

TOPSHOT - A police officer swings his baton as he restrains a protester during the clear up after the clash outside the Legislative Council in Hong Kong after a rally against a controversial extradition law proposal in Hong Kong on early June 10, 2019. - Hong Kong witnessed its largest street protest in at least 15 years on June 9 as crowds massed against plans to allow extraditions to China, a proposal that has sparked a major backlash against the city's pro-Beijing leadership. (Photo by Philip FONG / AFP)

TOPSHOT - Police gather at a rally against a controversial extradition law proposal in Hong Kong on early June 10, 2019. - Hong Kong witnessed its largest street protest in at least 15 years on June 9 as crowds massed against plans to allow extraditions to China, a proposal that has sparked a major backlash against the city's pro-Beijing leadership. (Photo by Philip FONG / AFP)

TOPSHOT - Police charge protesters after a rally against a controversial extradition law proposal in Hong Kong on June 10, 2019. - Hong Kong witnessed its largest street protest in at least 15 years on June 9 as crowds massed against plans to allow extraditions to China, a proposal that has sparked a major backlash against the city's pro-Beijing leadership. (Photo by ISAAC LAWRENCE / AFP)

TOPSHOT - Protesters block roads with barricades during clashes with police after a rally against a controversial extradition law proposal in Hong Kong on June 10, 2019. - Hong Kong witnessed its largest street protest in at least 15 years on June 9 as crowds massed against plans to allow extraditions to China, a proposal that has sparked a major backlash against the city's pro-Beijing leadership. (Photo by ISAAC LAWRENCE / AFP)

TOPSHOT - Riot police shout at protesters during clashes after a rally against a controversial extradition law proposal in Hong Kong on June 10, 2019. - Hong Kong witnessed its largest street protest in at least 15 years on June 9 as crowds massed against plans to allow extraditions to China, a proposal that has sparked a major backlash against the city's pro-Beijing leadership. (Photo by Philip FONG / AFP)

TOPSHOT - Protesters block the protest area of Legislative Council with barricades during clashes with police after a rally against a controversial extradition law proposal in Hong Kong on June 10, 2019. - Hong Kong witnessed its largest street protest in at least 15 years on June 9 as crowds massed against plans to allow extraditions to China, a proposal that has sparked a major backlash against the city's pro-Beijing leadership. (Photo by Philip FONG / AFP)

People rally in central Hong Kong on June 9, 2019, to protest against a controversial extradition bill that could allow the transfer of fugitives to mainland China. (Kyodo via AP Images) ==Kyodo

People rally in central Hong Kong on June 9, 2019, to protest against a controversial extradition bill that could allow the transfer of fugitives to mainland China. (Kyodo via AP Images) ==Kyodo

Protesters and police clash near the Legislative Council in Hong Kong in the small hours of June 10, 2019, following a mass rally against an extradition bill that could allow the transfer of fugitives to mainland China. (Kyodo via AP Images) ==Kyodo

TOPSHOT - Police charge at protesters during clashes after a rally against a controversial extradition law proposal in Hong Kong on June 10, 2019. - Hong Kong witnessed its largest street protest in at least 15 years on June 9 as crowds massed against plans to allow extraditions to China, a proposal that has sparked a major backlash against the city's pro-Beijing leadership. (Photo by ISAAC LAWRENCE / AFP)

Protesters march along a downtown street against the proposed amendments to an extradition law in Hong Kong Sunday, June 9, 2019. A sea of protesters is marching through central Hong Kong in a major demonstration against government-sponsored legislation that would allow people to be extradited to mainland China to face charges.(AP Photo/Vincent Yu), APTOPIX

Protesters march in a rally against the proposed amendments to an extradition law in Hong Kong, Sunday, June 9, 2019. A sea of protesters marched through central Hong Kong in a major demonstration against government-sponsored legislation that would allow people to be extradited to mainland China to face charges.(AP Photo/Kin Cheung), APTOPIX

A protester holds up a yellow umbrella as he and others march in a rally against the proposed amendments to extradition law in Hong Kong, Sunday, June 9, 2019. A sea of protesters is marching through central Hong Kong in a major demonstration against government-sponsored legislation that would allow people to be extradited to mainland China to face charges.(AP Photo/Kin Cheung), APTOPIX

A protester shouts next to policemen as protesters march in a rally against the proposed amendments to extradition law in Hong Kong, Sunday, June 9, 2019. A sea of protesters is marching through central Hong Kong in a major demonstration against government-sponsored legislation that would allow people to be extradited to mainland China to face charges. (AP Photo/Kin Cheung), APTOPIX

TOPSHOT - Protesters attend a rally against a controversial extradition law proposal in Hong Kong on June 9, 2019. - The city's pro-Beijing government is pushing a bill through the legislature that would allow extraditions to any jurisdiction with which it doesn't already have a treaty -- including mainland China for the first time. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Protesters march during a rally against a controversial extradition law proposal in Hong Kong on June 9, 2019. - Huge protest crowds thronged Hong Kong on June 9 as anger swells over plans to allow extraditions to China, a proposal that has sparked the biggest public backlash against the city's pro-Beijing leadership in years. (Photo by DALE DE LA REY / AFP)

TOPSHOT - Protesters attend a rally against a controversial extradition law proposal in Hong Kong on June 9, 2019. - Hong Kong witnessed its largest street protest in at least 15 years on June 9 as crowds massed against plans to allow extraditions to China, a proposal that has sparked a major backlash against the city's pro-Beijing leadership. (Photo by DALE DE LA REY / AFP)