160314-N-FQ994-042 ROTA, Spain (March 14, 2016) Commander, U.S. Naval Forces Europe-Africa Adm. Mark Ferguson, arrives aboard USS Porter (DDG 78). Porter, an Arleigh Burke-class guided-missile destroyer, forward-deployed to Rota, Spain, is preparing for her second deployment 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)