A soldier pilots a drone over the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
A military diver dives into the Seine river, before inspecting a boat Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
A soldier launches a drone over the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
Soldiers patrol on a footbridge over the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
A soldier patrols on a footbridge over the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
A soldier prepares to launch a drone over the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
Military divers swim back after inspecting a boat the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
Soldiers patrol on the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
Soldiers speed as they patrol on the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
Soldiers patrol on the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
Soldiers patrol on a footbridge over the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
A soldier stands on a bridge over the Seine river, Wednesday, July 17, 2024, in Paris, nine days before the start of the Paris 2024 Olympic Games. (AP Photo/David Goldman)
Soldiers stand on speed military boats on the Seine river, Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)
A military diver exits the Seine river after inspecting a boat ,Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26.(AP Photo/Aurelien Morissard)
A soldier shows a wave jammer during a demonstration on security measures on the Seine River,Wednesday, July 17, 2024 in Paris. France's armed forces held a demonstration on Wednesday of the security measures planned on the River Seine, both in and out of the water, to make it safe for athletes and spectators during the opening ceremony of the Paris Olympics. Organizers have planned a parade of about 10,000 athletes through the heart of the French capital on boats on the Seine along a 6-kilometer (3.7-mile) route at sunset on July 26. (AP Photo/Aurelien Morissard)