190316-N-OK547-0062 BOSTON (March 16, 2019) Robert and Christine Morse, from Newburyport, Massachusetts, tour the Arleigh Burke-class guided-missile destroyer USS Jason Dunham (DDG 109). Jason Dunham is visiting Boston to participate in the city’s St. Patrick’s Day events. (U.S. Navy photo by Mass Communication Specialist 3rd Class Keia Randall/Released)