Sub rescue A Turkish sailor demonstrates how medical staff from the NATO Submarine Rescue System would transfer patients for decompression after a mock rescue during the Dynamic Monarch 2017 exercise in the Mediterranean Sea, Sept. 13, 2017. NATO photo by French Navy Chief Petty Officer Christian Valverde SHARE IMAGE: Download Image: Full Size (0.23 MB) Photo By: French Navy Chief Petty Officer Christian Valverde VIRIN: 170913-O-ZZ999-723.JPG Photo Gallery