French President Emmanuel Macron holds a rose for victims of the attack near the Christmas market in Strasbourg, eastern France, Friday, Dec.14, 2018. French police have killed the man who they believed attacked Strasbourg's Christmas market but investigators kept digging Friday for possible accomplices in a city known for a high concentration of potential extremists.(AP Photo/Jean-Francois Badias, Pool)

French President Emmanuel Macron gets a gift from a visitor of the Christmas market in Strasbourg, eastern France, Friday, Dec.14, 2018. French police have killed the man who they believed attacked Strasbourg's Christmas market but investigators kept digging Friday for possible accomplices in a city known for a high concentration of potential extremists.(AP Photo/Jean-Francois Badias, Pool)

French Interior Minister Christophe Castaner (R) greets officers during the reopening of the christmas market of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

French Interior Minister Christophe Castaner (L) greets officers during the reopening of the christmas market of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

French Interior Minister Christophe Castaner (2ndR) looks on during the reopening of the christmas market of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

French Interior Minister Christophe Castaner (C) gives a press conference in Strasbourg, eastern France, on December 14, 2018 as the christmas market reopens after the author of the attack was killed on December 13, 2018. - The Christmas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

People lay flowers in tribute to the victims of Cherif Chekatt, on December 14, 2018 at Strasbourg's Christmas market, one day after after French police shot him dead. (Photo by Patrick HERTZOG / AFP)

People light candles at a makeshift in tribute to the victims of Cherif Chekatt, on December 14, 2018 at Strasbourg's Christmas market, one day after French police shot him dead. (Photo by Patrick HERTZOG / AFP)

French Interior Minister Christophe Castaner (2ndR) walks into the Christmas market of Strasbourg, eastern France, on December 14, 2018 as it reopens following day the author of the attack was killed. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

A French military patrols during the reopening of the christmas market of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

A French military patrols during the reopening of the christmas market of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

French policemen patrols during the reopening of the christmas market of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

French Interior Minister Christophe Castaner gives a press conference during the reopening of the christmas market of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

French policemen patrol during in the streets of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

A policeman patrols during in the streets of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

French policemen patrol during the reopening of the christmas market of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

French policemen patrol during the reopening of the christmas market of Strasbourg, eastern France, on December 14, 2018 as the author of the attack was killed on December 13, 2018. - The Chrismas market closed as three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018. (Photo by SEBASTIEN BOZON / AFP)

French President Emmanuel Macron salutes people as he leaves Strasbourg on December 14, 2018. - Four people were killed and 12 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. (Photo by SEBASTIEN BOZON / AFP)

French President Emmanuel Macron salutes people as he leaves Strasbourg on December 14, 2018. - Four people were killed and 12 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. (Photo by SEBASTIEN BOZON / AFP)

French President Emmanuel Macron salutes people as he leaves Strasbourg on December 14, 2018. - Four people were killed and 12 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. (Photo by SEBASTIEN BOZON / AFP)

14 December 2018, France (France), Strassburg: French Interior Minister Christophe Castaner (M, La Rйpublique en Marche) is presented with a pretzel at the Christmas market by stand salesman Sandy Benmourdi (r). Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: A gingerbread heart with the inscription "Strasbourg" hangs on a stand at the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

dpatop - 14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, lays down a flower. Three days after the terrorist attack with four dead in Strasbourg, France's head of state Emmanuel Macron has arrived in the Alsatian metropolis. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, is standing in front of burning candles. Three days after the terrorist attack with four dead in Strasbourg, France's head of state Emmanuel Macron has arrived in the Alsatian metropolis. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, is standing in front of burning candles. Three days after the terrorist attack with four dead in Strasbourg, France's head of state Emmanuel Macron has arrived in the Alsatian metropolis. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, is standing in front of burning candles. Three days after the terrorist attack with four dead in Strasbourg, France's head of state Emmanuel Macron has arrived in the Alsatian metropolis. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, is standing in front of burning candles. Three days after the terrorist attack with four dead in Strasbourg, France's head of state Emmanuel Macron has arrived in the Alsatian metropolis. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, lays down a flower. Three days after the terrorist attack with four dead in Strasbourg, France's head of state Emmanuel Macron has arrived in the Alsatian metropolis. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, is standing in front of burning candles. Three days after the terrorist attack with four dead in Strasbourg, France's head of state Emmanuel Macron has arrived in the Alsatian metropolis. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Dear customers, there is a mistake in the second sentence of the pictures sent today. The photo will be sent to you again with the corrected text. We apologize for the mistake. Yours sincerely, Your dpa photo editor - Tel. 030 2852 31515 Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, lays down a flower. Three days after the terrorist attack with four dead in Strasbourg, France's head of state Macron has arrived in the Alsatian metropolis. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, lays down a flower. Three days after the terrorist attack with four dead in Strasbourg, France's head of state Emmanuel Macron has arrived in the Alsatian metropolis. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, lays down a flower. Two days after the Strasbourg terrorist attack with four dead, police killed the suspected assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, lays down a flower. Two days after the Strasbourg terrorist attack with four dead, police killed the suspected assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Emmanuel Macron, President of France, lays down a flower. Two days after the Strasbourg terrorist attack with four dead, police killed the suspected assassin Chekatt. Photo: Marijan Murat/dpa

French Interior Minister Christophe Castaner (m, La Rйpublique en Marche) visits the Strasbourg Christmas Market as it re-opens on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

Police and security at the Strasbourg Christmas Market as French Interior Minister is doing a visit for the re-opening on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

French Interior Minister Christophe Castaner (m, La Rйpublique en Marche) visits the Strasbourg Christmas Market as it re-opens on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

French Interior Minister Christophe Castaner (m, La Rйpublique en Marche) visits the Strasbourg Christmas Market as it re-opens on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

French Interior Minister Christophe Castaner (m, La Rйpublique en Marche) visits the Strasbourg Christmas Market as it re-opens on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

Police and security at the Strasbourg Christmas Market as French Interior Minister is doing a visit for the re-opening on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

Police and security at the Strasbourg Christmas Market as French Interior Minister is doing a visit for the re-opening on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

A man thanks the national police force at the Strasbourg Christmas Market as French Interior Minister is doing a visit for the re-opening on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

14 December 2018, France (France), StraЯburg: People go through the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the suspected assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: People go through the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the suspected assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: People go through the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the suspected assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: People go through the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the suspected assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: People go to the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the suspected assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: A journalist is standing at the place where the alleged assassin Cherif Chekatt was shot by police officers. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: French Interior Minister Christophe Castaner (bottom right, La Rйpublique en Marche) walks over the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: The French Minister of the Interior Christophe Castaner (M, La Rйpublique en Marche) goes over the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: French Interior Minister Christophe Castaner (r, La Rйpublique en Marche) looks into a woman's mobile phone at the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: Candles stand on a pedestal near the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: French Interior Minister Christophe Castaner (r, La Rйpublique en Marche) shake hands with a security guard at the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: Two young people are standing in front of a sea of candles. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: French Interior Minister Christophe Castaner (r, La Rйpublique en Marche) shake hands with a Police Municipale official at the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: French Interior Minister Christophe Castaner (m, La Rйpublique en Marche) looks into a woman's mobile phone at the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: A woman places a candle on a pedestal near the Christmas market. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: Signs near the place where Cherif Chekatt was shot by policemen point to the Neudorf district. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: A man on a bicycle takes a picture with his mobile phone of the place where Cherif Chekatt was shot by policemen, journalists are in the background. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin Chйrif Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: Various stalls can be seen at the Christmas market in front of the cathedral. Two days after the terrorist attack in Strasbourg, police killed the alleged assassin Chekatt. Photo: Marijan Murat/dpa

French President Emmanuel Macron lays a flower at a monument near the Christmas market in Strasbourg, eastern France, Friday, Dec.14, 2018. A fourth person died Friday from wounds suffered in an attack on the Christmas market in Strasbourg, as investigators worked to establish whether the main suspect had help while on the run. Photo by Jean-Francois Badias Pool/ABACAPRESS.COM

French President Emmanuel Macron meets hooded police forces near the Christmas market in Strasbourg, eastern France, Friday, Dec.14, 2018. A fourth person died Friday from wounds suffered in an attack on the Christmas market in Strasbourg, as investigators worked to establish whether the main suspect had help while on the run. Photo by Jean-Francois Badias Pool/ABACAPRESS.COM

French Interior Minister Christophe Castaner (m, La Rйpublique en Marche) visits the Strasbourg Christmas Market as it re-opens on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

French Interior Minister Christophe Castaner (m, La Rйpublique en Marche) visits the Strasbourg Christmas Market as it re-opens on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

Police and security at the Strasbourg Christmas Market as French Interior Minister is doing a visit for the re-opening on December 14, 2018. Two days after the terrorist attack in Strasbourg with three dead, police killed the alleged assassin. Photo by Nicolas Roses/ABACAPRESS.COM

14 December 2018, France (France), Strassburg: Various stalls can be seen at the Christmas market in front of the cathedral. Two days after the terrorist attack in Strasbourg, police killed the alleged assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: A merry-go-round turns next to the cathedral at the Christmas market. Two days after the terrorist attack in Strasbourg, police killed the alleged assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: A costumed Santa Claus actor stands near the cathedral. Two days after the terrorist attack in Strasbourg, police killed the alleged assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: The word "Christkindelsmдrik" can be seen at an entrance to a Christmas market. Two days after the terrorist attack in Strasbourg, police killed the alleged assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), Strassburg: People walk between stalls at the Christmas market. Two days after the terrorist attack in Strasbourg, police killed the alleged assassin Chekatt. Photo: Marijan Murat/dpa

dpatop - 14 December 2018, France (France), Strassburg: Various stalls can be seen at the Christmas market in front of the cathedral. Two days after the terrorist attack in Strasbourg, police killed the alleged assassin Chekatt. Photo: Marijan Murat/dpa

14 December 2018, France (France), StraЯburg: Christmas market stalls can be seen at the Ill. Two days after the terrorist attack in Strasbourg with three dead, police killed the suspected assassin Chekatt. Photo: Marijan Murat/dpa

TOPSHOT - Police officers patrol on December 13, 2018, in Strasbourg eastern France, near the Christmas market, after a shooting breakout, on December 11, 2018. - Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. (Photo by Alain JOCARD / AFP)

TOPSHOT - A woman stands in front of candles and flowers displayed during a gathering held on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11, 2018. - Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. (Photo by SEBASTIEN BOZON / AFP)

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

Police officers search for Cherif Chekatt in Neudorf district of Strasbourg on December 13, 2018, after the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

Police officers search for Cherif Chekatt in Neudorf district of Strasbourg on December 13, 2018, after the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM

People pray inside the Strasbourg cathedral on December 13, 2018, in memory of the victims of the attack near the Christmas market of Strasbourg, in eastern France, on December 11. Three people were killed and 13 wounded when a lone gunman, identified as Cherif Chekatt, 29, opened fire on shoppers on December 11, 2018, according to French officials. Later a police unit came across Chekatt in a Strasbourg street and shot him dead after he opened fire. Photo by Sophie Dupressoir/ABACAPRESS.COM