170415-N-FQ994-226 MEDITERRANEAN SEA (April 15, 2017) Cmdr. Bryan Gallo, commanding officer of USS Ross (DDG 71), observes a replenishment-at-sea with the Military Sealift Command fleet replenishment oiler USNS Joshua Humphreys (T-AO 188) April 15, 2017. USS Ross, an Arleigh Burke-class guided-missile destroyer, 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 and Africa. (U.S. Navy photo by Mass Communication Specialist 3rd Class Robert S. Price/Released)