160615-N-TC720-092 MEDITERRANEAN SEA (June 15, 2016) Boatswain's Mate 3rd Class Dyamond Khammanivong, from Boston, guides a helicopter from Helicopter Combat Squadron 5 to the deck of USS Donald Cook (DDG 75) June 15, 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)