180522-N-KP946-0105 MEDITERRANEAN SEA (May 22, 2018) Sailors aboard the Arleigh Burke-class guided-missile destroyer USS Donald Cook (DDG 75) refuel an MH-60 Sea Hawk, assigned to the Nimitz-class aircraft carrier USS Harry S. Truman (CVN 75), in flight May 22, 2018. Donald Cook, forward-deployed to Rota, Spain, is on its seventh patrol in the U.S. 6th Fleet area of operations in support of regional allies and partners, and U.S. national security interests in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 2nd Class Alyssa Weeks / Released)