160219-N-XT273-100 MEDITERRANEAN SEA (Feb. 19, 2016) Sailors aboard USS Ross (DDG 71) conduct a simulated main space fire drill in the Mediterranean Sea Feb. 19, 2016. Ross, 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 2nd Class Justin Stumberg/Released)