151027-N-AX546-206 MEDITERRANEAN SEA (Oct. 27, 2015) USS Porter (DDG 78), pulls away from the Military Sea Lift Command fleet replenishment oiler USNS Leroy Grumman (T-AO 195) after completing a replenishment at sea Oct. 27, 2015. Porter, an Arleigh Burke-class guided-missile destroyer, forward-deployed to Rota, Spain, is on routine patrol conducting naval operations 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 1st Class Sean Spratt/Released)