150324-N-NI474-859 WATERS NEAR GUAM Boatswain's Mate 2nd Class Ian Sattaur, assigned to the Arleigh Burke-class guided-missile destroyer USS Michael Murphy, directs an MH-60R Seahawk of Helicopter Maritime Strike Squadron 51 during Multi Sail 2015. Multi-Sail is an annual Destroyer Squadron 15 exercise designed to assess combat systems, improve teamwork and increase warfighting capabilities in the U.S. 7th Fleet area of responsibility.