190223-N-EZ002-1336 PACIFIC OCEAN (Feb. 23, 2019) Cmdr. David Clifton, from Clifton Forge, Va., chief of engineering aboard the amphibious assault ship USS Boxer (LHD 4), lights off a boiler in the forward main machinery room. Boxer is underway conducting routine operations as a part of USS Boxer Amphibious Ready Group (ARG) in the eastern Pacific Ocean. (U.S. Navy photo by Mass Communication 3rd Class Keypher Strombeck/Released)