190413-N-SG189-1153 ATLANTIC OCEAN (April 13, 2019) Fireman Michael Rojas exits a fire boundary during a general quarters drill aboard the Arleigh Burke-class guided-missile destroyer USS Jason Dunham (DDG 109). Jason Dunham is operating in the Atlantic Ocean during a scheduled underway. (U.S. Navy photo by Mass Communication Specialist 3rd Class J. Keith Wilson/Released)