BACKWARDS DIVE A Peruvian Navy diver enters the water during a joint nation underwater survey of a sunken ship in Panama City harbor, Panama, Aug. 16, 2010. Local port authorities requested assistance from U.S. Navy Mobile Diving and Salvage Unit 2, to investigate moving a 12-year-old sunken ship. The unit is participating in the Navy Diver-Southern Partnership Station exercise, a multinational partnership engagement designed to increase interoperability and partner nation capacity. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 744674-B-XPA71-315.jpg Photo Gallery