U.S. Navy Diver Petty Officer 3rd Class John Seagraves signals that he is okay. U.S. Navy Diver Petty Officer 3rd Class John Seagraves signals that he is okay during a training mission in the icy Thames River at Submarine Base New London in Groton, Conn., on Feb. 7, 2007. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 783653-O-EVL97-664.jpg Photo Gallery