150407-N-ZZ786-123 WATERS SOUTH OF JAPAN (April 7, 2015) Hull Maintenance Technician Fireman Henry Long, left, and Hull Maintenance Technician Fireman Paul Smith apply a pipe patch during a simulated damage control scenario aboard the Arleigh Burke-class guided-missile cruiser USS Mustin (DDG 89). Mustin is on patrol in the 7th Fleet area of operations in support of security and stability in the Indo-Asia-Pacific region. (U.S. Navy photo by Mass Communication Specialist David Flewellyn/Released)