160618-N-FQ994-122 BOSPHORUS STRAIT (June 18, 2016) USS Porter (DDG 78) transits the Bosphorus Strait en route to the Mediterranean Sea June 18, 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)