160425-N-FQ994-037 MEDITERRANEAN SEA (April 25, 2016) Sailors aboard USS Porter (DDG 78) prepare ammunition for crew-served weapons training April 25, 2016. Porter, an Arleigh Burke-class guided-missile destroyer, forward-deployed to Rota, Spain, is conducting a routine patrol in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe. (U.S. Navy Photo by Mass Communication Specialist 3rd Class Robert S. Price/Released)