U.S. sailors aboard the USS Ross conduct a replenishment at sea with the Military Sealift Command fleet replenishment oiler USNS Leroy Grumman in the Mediterranean Sea Jan. 5, 2016. An Arleigh Burke class guided missile destroyer, Ross was deployed to Rota, Spain, in support of U.S. national security interests in Europe. U.S. Navy photo by Petty Officer 2nd Class Justin Stumberg