190329-N-SH168-2038 PACIFIC OCEAN (March 29, 2019) The amphibious assault ship USS Boxer (LHD 4) performs a replenishment-at-sea with the fleet replenishment oiler USNS Yukon (T-AO 202). Boxer is underway conducting routine operations as a part of the Boxer Amphibious Ready Group in the eastern Pacific Ocean. (U.S. Navy photo by Mass Communication Specialist 3 rd Class John Luke McGovern/Released)