Graves desecrated with swastikas are seen at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

Chief Rabbi Harold Abraham Weill (L) listens to French Interior Minister Christophe Castaner (C) as they stand beside a grave desecrated with a swastika at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

French Interior Minister Christophe Castaner and Chief Rabbi Harold Abraham Weill (2nd R) stand beside graves desecrated with swastikas at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

A man walks past graves desecrated with swastikas at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

French Interior Minister Christophe Castaner listens to Chief Rabbi Harold Abraham Weill as they stand beside graves desecrated with swastikas at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

French Interior Minister Christophe Castaner listens to Chief Rabbi Harold Abraham Weill (R) as they stand beside graves desecrated with swastikas at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

Two men stand in front of graves desecrated with swastikas at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

French police officers stand behind graves desecrated with swastikas at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

People stand in front of graves desecrated with swastikas at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

A grave is desecrated with a swastika at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

A man walks past graves desecrated with swastikas at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

A man looks at a grave desecrated with a swastika at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

Chief Rabbi Harold Abraham Weill looks at graves desecrated with swastikas at the Jewish cemetery in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

French police officers are seen on the Jewish cemetery where graves were desecrated with swastikas in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

A French police officer stands in front of the entrance of the Jewish cemetery where graves were desecrated with swastikas in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

French police officers are seen on the Jewish cemetery where graves were desecrated with swastikas in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

A general view shows the Jewish cemetery where graves were desecrated with swastikas in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

A French police officer stands in front of the entrance of the Jewish cemetery where graves were desecrated with swastikas in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

A general view shows the Jewish cemetery where graves were desecrated with swastikas in Westhoffen, near Strasbourg, France, December 4, 2019. REUTERS/Arnd Wiegmann

A broken portrait of American-born surrealist artist Man Ray and his wife is seen on their desecrated tomb in the Montparnasse Cemetery in Paris, France, March 28, 2019. REUTERS/Charles Platiau

A view shows the desecrated tomb of American-born surrealist artist Man Ray and his wife in the Montparnasse Cemetery in Paris, France, March 28, 2019. REUTERS/Charles Platiau

A view shows the desecrated tomb of American-born surrealist artist Man Ray and his wife in the Montparnasse Cemetery in Paris, France, March 28, 2019. REUTERS/Charles Platiau

A view shows the desecrated tomb of American-born surrealist artist Man Ray and his wife in the Montparnasse Cemetery in Paris, France, March 28, 2019. REUTERS/Charles Platiau

A view shows the desecrated tomb of American-born surrealist artist Man Ray and his wife in the Montparnasse Cemetery in Paris, France, March 28, 2019. REUTERS/Charles Platiau

A view shows the desecrated tomb of American-born surrealist artist Man Ray and his wife in the Montparnasse Cemetery in Paris, France, March 28, 2019. REUTERS/Charles Platiau

Graves that were desecrated with swastikas are seen at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler TPX IMAGES OF THE DAY

Graves that were desecrated with swastikas are seen at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves that were desecrated with swastikas are seen at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves that were desecrated with swastikas are seen at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves that were desecrated with swastikas are seen at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves that were desecrated with swastikas are seen at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

A man walks near graves that were desecrated with swastikas at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

A man walks near graves that were desecrated with swastikas at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

A French gendarme walks near graves that were desecrated with swastikas at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

French President Emmanuel Macron walks between graves that were desecrated with swastikas and anti-Semitic slogans in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

French President Emmanuel Macron walks between graves that were desecrated with swastikas and anti-Semitic slogans in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

French gendarmes conduct their investigation as they examine graves that were desecrated with swastikas in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

French gendarmes secure the area outside the cemetery as others conduct the investigation near graves that were desecrated with swastikas in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

A French gendarme conducts their investigation as he photographs graves that were desecrated with swastikas in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

A French gendarme conducts their investigation as he examines graves that were desecrated with swastikas in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves desecrated with swastikas are seen in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler TPX IMAGES OF THE DAY

French gendarmes secure the area outside the cemetery as others conduct the investigation near graves that were desecrated with swastikas in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

A French gendarme conducts their investigation as he examines graves that were desecrated with swastikas in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

French gendarmes conduct their investigation as they examine graves that were desecrated with swastikas in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

French gendarmes conduct their investigation as they examine graves that were desecrated with swastikas in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves desecrated with swastikas are seen in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

French gendarmes conduct their investigation as they examine graves that were desecrated with swastikas in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves desecrated with swastikas are seen in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves desecrated with swastikas are seen in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

A French gendarme stands at a gate near a plaque desecrated with a swastika at the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves desecrated with swastikas are seen in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

A French gendarme inspects a door that is desecrated with a swastika near the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves desecrated with swastikas are seen in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Graves desecrated with swastikas are seen in the Jewish cemetery in Quatzenheim, near Strasbourg, France, February 19, 2019. REUTERS/Vincent Kessler

Strasbourg's Grand Rabbi Harold-Abraham Weill inspects graves desecrated with swastikas in the Jewish cemetery of Herrlisheim, north of Strasbourg, France, December 14, 2018. REUTERS/Vincent Kessler TPX IMAGES OF THE DAY

A grave desecrated with a swastikas is seen in the Jewish cemetery of Herrlisheim, north of Strasbourg, France, December 14, 2018. REUTERS/Vincent Kessler

Graves desecrated with swastikas are seen in the Jewish cemetery of Herrlisheim, north of Strasbourg, France, December 14, 2018. REUTERS/Vincent Kessler

Graves desecrated with swastikas are seen in the Jewish cemetery of Herrlisheim, north of Strasbourg, France, December 14, 2018. REUTERS/Vincent Kessler