170810-N-FP878-327 ATLANTIC OCEAN (Aug. 10, 2017) Sailors conduct night deck landing qualifications with an MH-60R Sea Hawk helicopter assigned to the “Spartans” of Helicopter Maritime Strike Squadron (HSM) 70 aboard the Arleigh Burke-class guided-missile destroyer USS Donald Cook (DDG 75) during exercise Saxon Warrior 2017. The U.S. and United Kingdom co-hosted carrier strike group exercise demonstrates allied interoperability and capability to respond to crises and deter potential threats. (U.S. Navy photo by Mass Communication Specialist 1st Class Theron J. Godbold/Released)