U.S. Marine Corps Lance Cpl. Radames Rolon steps into an elevator shaft during a fast-rope exercise aboard amphibious transport dock ship USS Green Bay (LPD 20) Sept. 26, 2012, in the Pacific Ocean. Green Bay, part of the Peleliu Amphibious Ready Group, was under way on a western Pacific deployment with amphibious assault ship USS Peleliu (LHA 5) and amphibious dock landing ship USS Rushmore (LSD 47). (U.S. Navy photo by Mass Communication Specialist 1st Class Elizabeth Merriam/Released)