Ukrainian midshipmen listen as Lt. Tom Stilley explains navigation procedures aboard the Arleigh Burke-class guided-missile destroyer USS Donald Cook (DDG 75).

SEA OF THE HEBRIDES (Aug. 06, 2017) Ukrainian midshipmen listen as Lt. Tom Stilley explains navigation procedures aboard the Arleigh Burke-class guided-missile destroyer USS Donald Cook (DDG 75) during a small boat attack drill as part of exercise Saxon Warrior 2017. The U.S. and United Kingdom co-hosted carrier strike group exercise demonstrates interoperability and capability to respond to crises and deter potential threats. (U.S. Navy photo by Mass Communication Specialist 1st Class Theron J. Godbold) File# 170806-N-FP878-019