180914-N-RI884-0590 PACIFIC OCEAN (Sept. 14, 2018) The fleet replenishment oiler USNS Rappahannock (T-AO 204) and the amphibious dock landing ship USS Ashland (LSD 48) transit alongside the amphibious assault ship USS Wasp (LHD 1) during a replenishment-at-sea. Wasp, flagship of the Wasp Expeditionary Strike Group, with embarked 31st Marine Expeditionary Unit, is operating in the Indo-Pacific region to enhance interoperability with partners and serve as a ready-response force for any type of contingency. (U.S. Navy photo by Mass Communication Specialist 1st Class Daniel Barker/Released)