People hold a poster depicting former Georgian president Mikheil Saakashvili and appealing to Ukraine's President Petro Poroshenko: "Poroshenko! Let Saakshvili go!" at a rally in front of the President's Office in Kiev, Ukraine, Monday, Feb. 12, 2018. Opposition leader Mikheil Saakashvili was deported from Ukraine to Poland on Monday after being detained by armed, masked men at a restaurant in Kiev and rushed to the airport, Ukrainian officials and his supporters said. (AP Photo/Efrem Lukatsky)

Supporters of former Georgian President Mikheil Saakashvili demonstrate holding a banner reading "Poroshenko is not our president" in front of the Ukrainian President Petro Poroshenko office, in Kiev on February 12, 2018. Former Georgian President Mikheil Saakashvili, who fell out with Ukraine's leader, landed in Poland on February 12, after being deported from Ukraine, the Polish border guard service said. Ukraine's border guard service had earlier said the 50-year-old had resided in Ukraine "illegally" and had therefore been sent back to the country where he initially came from. / AFP PHOTO / Sergei SUPINSKY

Supporters of former Georgian President Mikheil Saakashvili demonstrate holding a banner reading "Poroshenko is not our president" in front of the Ukrainian President Petro Poroshenko office, in Kiev on February 12, 2018. Former Georgian President Mikheil Saakashvili, who fell out with Ukraine's leader, landed in Poland on February 12, after being deported from Ukraine, the Polish border guard service said. Ukraine's border guard service had earlier said the 50-year-old had resided in Ukraine "illegally" and had therefore been sent back to the country where he initially came from. / AFP PHOTO / Sergei SUPINSKY

Supporters of former Georgian President Mikheil Saakashvili demonstrate holding a banner reading "Poroshenko is not our president" in front of the Ukrainian President Petro Poroshenko office, in Kiev on February 12, 2018. Former Georgian President Mikheil Saakashvili, who fell out with Ukraine's leader, landed in Poland on February 12, after being deported from Ukraine, the Polish border guard service said. Ukraine's border guard service had earlier said the 50-year-old had resided in Ukraine "illegally" and had therefore been sent back to the country where he initially came from. / AFP PHOTO / Sergei SUPINSKY

A woman holds a placard reading "Poroshenko is not our president" as supporters of former Georgian President Mikheil Saakashvili demonstrate in front of the Ukrainian President Petro Poroshenko office, in Kiev on February 12, 2018. Former Georgian President Mikheil Saakashvili, who fell out with Ukraine's leader, landed in Poland on February 12, after being deported from Ukraine, the Polish border guard service said. Ukraine's border guard service had earlier said the 50-year-old had resided in Ukraine "illegally" and had therefore been sent back to the country where he initially came from. / AFP PHOTO / Sergei SUPINSKY

Supporters of former Georgian President Mikheil Saakashvili demonstrate holding a banner reading "Poroshenko is not our president" in front of the Ukrainian President Petro Poroshenko office, in Kiev on February 12, 2018. Former Georgian President Mikheil Saakashvili, who fell out with Ukraine's leader, landed in Poland on February 12, after being deported from Ukraine, the Polish border guard service said. Ukraine's border guard service had earlier said the 50-year-old had resided in Ukraine "illegally" and had therefore been sent back to the country where he initially came from. / AFP PHOTO / Sergei SUPINSKY