ALL ABOARD U.S. Navy Ensign Robert Thomas climbs aboard during a visit, board, search and seizure drill on the guided-missile destroyer USS Mustin in the Pacific Ocean, June 12, 2009. Mustin is one of seven Arleigh Burke-class destroyers assigned to the Destroyer Squadron 15 and operates from Yokosuka, Japan. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 999123-E-ZQM98-975.jpg Photo Gallery