151103-N-TC720-093 MEDITERRANEAN SEA (Nov. 3, 2015) Sailors aboard USS Donald Cook (DDG 75) use a line to put a search and rescue swimmer in the water during a man overboard exercise during exercise Dogu Akdeniz Nov. 3, 2015. Donald Cook, 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 3rd Class Mat Murch/Released)