DIVING CLASS U.S. Navy Petty Officer 1st Class Chris Whitman explains the capabilities of the 4,000-lb. lift bag to Panamanian and Peruvian divers during joint diving training aboard the Military Sealift Command rescue and salvage ship USNS Grasp, Panama City, Panama, Aug. 13, 2010. Divers assigned to Mobile Diving and Salvage Unit 2 are participating in the Navy Diver-Southern Partnership Station exercise. SHARE IMAGE: Download Image: Full Size (0.08 MB) Photo By: VIRIN: 257860-F-PKS99-869.jpg Photo Gallery