A general view shows a bridge that collapsed into the Vesubie river, after heavy rainfall hit southern France, in La Bollene-Vesubie, France October 3, 2020. REUTERS/Eric Gaillard TPX IMAGES OF THE DAY

A resident looks at a restaurant during clean-up operations in Breil-sur-Roya after storm Alex hit southern France, bringing record rainfall in places and causing heavy flooding that swept away roads and damaged homes, France, October 5, 2020. REUTERS/Eric Gaillard

Firefighters remove mud and debris from a restaurant in Breil-sur-Roya as clean-up operations continue after storm Alex hit southern France, bringing record rainfall in places and causing heavy flooding that swept away roads and damaged homes, France, October 5, 2020. REUTERS/Eric Gaillard

Workers remove mud and debris from a street in Breil-sur-Roya as clean-up operations continue after storm Alex hit southern France, bringing record rainfall in places and causing heavy flooding that swept away roads and damaged homes, France, October 5, 2020. REUTERS/Eric Gaillard

A firefighter removes mud and debris from a restaurant in Breil-sur-Roya as clean-up operations continue after storm Alex hit southern France, bringing record rainfall in places and causing heavy flooding that swept away roads and damaged homes, France, October 5, 2020. REUTERS/Eric Gaillard

A man removes mud and debris from a street in Breil-sur-Roya as clean-up operations continue after storm Alex hit southern France, bringing record rainfall in places and causing heavy flooding that swept away roads and damaged homes, France, October 5, 2020. REUTERS/Eric Gaillard

People remove debris from a house in Breil-sur-Roya as clean-up operations continue after storm Alex hit southern France, bringing record rainfall in places and causing heavy flooding that swept away roads and damaged homes, France, October 5, 2020. REUTERS/Eric Gaillard

A damaged car and accumulated debris are seen in Breil-sur-Roya as clean-up operations continue after storm Alex hit southern France, bringing record rainfall in places and causing heavy flooding that swept away roads and damaged homes, France, October 5, 2020. REUTERS/Eric Gaillard

A damaged car is seen in Breil-sur-Roya as clean-up operations continue after storm Alex hit southern France, bringing record rainfall in places and causing heavy flooding that swept away roads and damaged homes, France, October 5, 2020. REUTERS/Eric Gaillard

A woman looks at damaged cars as clean-up operations continue after storm Alex hit southern France, bringing record rainfall in places and causing heavy flooding that swept away roads and damaged homes, in Breil-sur-Roya, France, October 5, 2020. REUTERS/Eric Gaillard TPX IMAGES OF THE DAY

A view shows firefighters standing near the Vesubie river, after heavy rainfall hit southern France, in La Bollene-Vesubie, France October 3, 2020. REUTERS/Eric Gaillard

A view shows a road that collapsed into the Vesubie river, after heavy rainfall hit southern France, in La Bollene-Vesubie, France October 3, 2020. REUTERS/Eric Gaillard

A view shows a road that collapsed into the Vesubie river, after heavy rainfall hit southern France, in La Bollene-Vesubie, France October 3, 2020. REUTERS/Eric Gaillard TPX IMAGES OF THE DAY

A view shows a road that collapsed into the Vesubie river, after heavy rainfall hit southern France, in La Bollene-Vesubie, France October 3, 2020. REUTERS/Eric Gaillard

A view shows a house flooded by Vesubie river, after heavy rainfall hit southern France, in La Bollene-Vesubie, France October 3, 2020. REUTERS/Eric Gaillard

A view shows a truck underwater in the Vesubie river, after heavy rainfall hit southern France, in La Bollene-Vesubie, France October 3, 2020. REUTERS/Eric Gaillard

A view shows a house flooded by Vesubie river, after heavy rainfall hit southern France, in La Bollene-Vesubie, France October 3, 2020. REUTERS/Eric Gaillard

People are seen on a private beach following heavy rainfall in Nice, France October 3, 2020. REUTERS/Eric Gaillard

A man is seen on a beach of the Promenade des Anglais following heavy rainfall in Nice, France October 3, 2020. REUTERS/Eric Gaillard

A man walks on a private beach following heavy rainfall in Nice, France October 3, 2020. REUTERS/Eric Gaillard

People are seen on a private beach following heavy rainfall in Nice, France October 3, 2020. REUTERS/Eric Gaillard

People are seen on a private beach following heavy rainfall in Nice, France October 3, 2020. REUTERS/Eric Gaillard