The amphibious assault ship USS Peleliu (LHA 5), top, and the guided missile destroyer USS Spruance (DDG 111), bottom, conduct a replenishment at sea with the fast combat support ship USNS Rainier (T-AOE 7) in the Pacific Ocean June 24, 2014. The ships were en route to participate in the Rim of the Pacific 2014 exercise, a U.S. Pacific Fleet-hosted biennial multinational maritime exercise designed to foster and sustain international cooperation on the security of the worlds oceans.