170802-N-FP878-016 ATLANTIC OCEAN (Aug. 2, 2017) An overhaul team prepares to enter an engine room during a main-space fire drill 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)