Police forces are pictured before a visit of French Interior Minister in front of the Eiffel Tower before New Year's Eve revelries in Paris, France, December 30, 2019. France will be deploying 100,000 policemen to patrol New Year's Eve celebrations around the country, Interior Minister Christophe Castaner said on Monday (December 30). REUTERS/Benoit Tessier

A French soldier stands guard near the Eiffel Tower during a visit of French Interior Minister before New Year's Eve revelries in Paris, France, December 30, 2019. The Christmas and New Year holidays are usually peak tourist season in France, but visitor arrivals have been hit by a nearly four-week-old transport strike over pension reforms. REUTERS/Benoit Tessier

French Interior Minister Christophe Castaner meets police forces during a visit at the Eiffel Tower before New Year's Eve revelries in Paris, France, December 30, 2019. REUTERS/Benoit Tessier

A French soldier stands guard near the Eiffel Tower during a visit of French Interior Minister before New Year's Eve revelries in Paris, France, December 30, 2019. REUTERS/Benoit Tessier

French Interior Minister Christophe Castaner stands aboard a police boat patrolling on the river Seine in Paris, France December 30, 2019. Martin Bureau/Pool via REUTERS

Police forces are pictured before a visit of French Interior Minister in front of the Eiffel Tower before New Year's Eve revelries in Paris, France, December 30, 2019. REUTERS/Benoit Tessier