191024-N-BM428-0110 ATLANTIC OCEAN (Oct. 24, 2019) Sailors aboard the Arleigh Burke-class guided-missile destroyer USS Donald Cook (DDG 75) qualify on the M240B machine gun during a qualification exercise on the midships of the ship while in the Atlantic Ocean, Oct. 24, 2019. Donald Cook, forward deployed to Rota, Spain, is on its ninth patrol in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 3rd Class Damon Grosvenor/Released)