190726-N-SR275-1123 ATLANTIC OCEAN (July 26, 2019) The Arleigh Burke-class guided-missile destroyer USS Porter (DDG 78) fires a Mark 46 30 mm gun during a live-fire exercise in the Atlantic Ocean, July 26, 2019. Porter, forward-deployed to Rota, Spain, is on its seventh patrol in the U.S. 6th Fleet area operations in support of U.S. national security interests in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 3rd Class T. Logan Keown/Released)