160329-N-FQ994-093 MEDITERRANEAN SEA (March 29, 2016) Sailors prepare to load a Mk 38 MOD 2 machine gun with 25mm ammunition aboard USS Porter (DDG 78) March 29, 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)