170923-N-FP878-073 BREST, France (Sept. 23, 2017) Sailors man the rails of the Arleigh Burke-class guided-missile destroyer USS Donald Cook (DDG 75) as the ship departs Brest, France, Sept. 23, 2017. Donald Cook, forward-deployed to Rota, Spain, is on its sixth 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. (U.S. Navy photo by Mass Communication Specialist 1st Class Theron J. Godbold /Released)