Petty Officer 2nd Class Casey Campbell, assigned to USS Emory S. Land (AS 39), assists Underwater Construction Team (UCT) 2’s Construction Dive Detachment Bravo (CDDB), with measuring the depth of a hole drilled into a concrete fender in Diego Garcia, British Indian Ocean Territory, on Nov. 14, 2016. CDDB is performing precision underwater demolition and salvage to remove obstructions from Diego Garcia's deep draft wharf. CDDB is on the third stop of their deployment, where they are conducting inspection, maintenance, and repair of various underwater and waterfront facilities while under Commander, Task Force (CTF) 75, the primary expeditionary task force responsible for the planning and execution of coastal riverine operations, explosive ordnance disposal, diving engineering and construction, and underwater construction in the U.S. 7th Fleet area of operations. (U.S. Navy Combat Camera photo by Petty Officer 2nd Class Daniel Rolston)