160321-N-TC720-237 CORFU, Greece (March 21, 2016) - Cmdr. Charles Hampton, commanding officer USS Donald Cook (DDG 75), right, speaks with Capt. Spyros Kontomaris, Corfu's harbormaster, March 21, 2016. 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 2nd Class Mat Murch/Released)