PACIFIC OCEAN (April 11, 2013) Sailors aboard the Arleigh Burke-class guided-missile destroyer USS Mustin (DDG 89) watch as a Standard Missile 2 (SM-2) leaves the launcher during a live-fire exercise as part of Multi-Sail 13. Multi-Sail 13 is a training exercise designed to test ships operating ability across a wide range of disciplines including anti-submarine warfare, live fire exercises, and high value unit escort scenarios. (U.S. Navy photo by Mass Communication Specialist 3rd Class Paul Kelly)