On Dec. 17, 1917, the U.S. submarine USS F-1 was lost at sea during a training accident off the coast of California, killing 19 crew members on board.

U.S. Navy photo. On Dec. 17, 1917, the USS F-1 was carrying out a maneuver exercise with other submarines near San Diego when it and another submarine, the USS F-3, collided.

Updated on: April 29, 2025 / 11:39 AM EDT / CBS/AP The USS Harry S. Truman lost an F/A-18E Super Hornet fighter jet that was being towed on Monday in the Red Sea, the Navy said.