180329-N-RI884-0179 PHILIPPINE SEA (March 29, 2018) The amphibious dock landing ship USS Ashland (LSD 48), background, the Arleigh Burke-class guided-missile destroyer USS Dewey (DDG 105), and the amphibious assault ship USS Wasp (LHD 1), not pictured, prepare for a replenishment at sea with the fleet replenishment oiler USNS Tippecanoe (T-AO 199), left. Wasp and Dewey, part of the Wasp Expeditionary Strike Group, with embarked 31st Marine Expeditionary Unit (31st MEU), are operating in the Indo-Pacific region to enhance interoperability with partners, serve as a ready-response force for any type of contingency and advance the Up-Gunned ESG Concept. (U.S. Navy photo by Mass Communication Specialist 1st Class Daniel Barker/Released)