A wall collapsed following floods in the village of Boissieres, southern France, Wednesday, Sept. 15, 2021. Emergency workers rescued or evacuated hundreds of people in southern France as flash flooding abruptly turned roads and fields into rivers and lakes. As new heavy rainfall threatened the area Wednesday, the emergency service for the Gard region said rescuers were searching for at least one person reported missing after the Tuesday evening flood. (AP Photo/Daniel Cole)