170407-N-JI086-355 MEDITERRANEAN SEA (April 7, 2017) The aft launcher aboard the guided-missile destroyer USS Porter (DDG 78), April 7, 2017. Porter, forward-deployed to Rota, Spain, is 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 3rd Class Ford Williams/Released)