Salvage Operations U.S. Navy divers conduct salvage and diving operations in a channel near Mobile, Ala., as part of the Hurricane Katrina relief efforts, Sept. 8, 2005. The divers, assigned to the rescue and salvage ship USS Grapple, have been tasked with removing a sunken channel marker that is blocking commercial traffic within the Alabama port channel. SHARE: Download: Full Size (0.14 MB) Credit: VIRIN: 015927-U-RGD14-284.jpg Photo Gallery