130411-N-TX154-125 PACIFIC OCEAN (April 11, 2013) The Arleigh Burke-class guided-missile destroyer USS Lassen (DDG 82)、USS McCampbell (DDG 85)、USS Mustin (DDG 89) fires a Standard Missile 2 (SM-2) 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.