161109-N-UF697-041 PHILIPPINE SEA (Nov. 9, 2016) Petty Officer 1st Class Christopher Yuil, assigned to the forward-deployed Arleigh Burke-class guided-missile destroyer USS Barry (DDG 52), relays a message to a repair locker fire-fighting team during a general quarters drill as a part of Keen Sword 17 (KS17). KS17 is a biennial, Chairman of the Joint Chiefs of Staff-directed, U.S. Pacific Command-sponsored Field Training Exercise (FTX). KS17 is designed to meet mutual defense objectives by increasing combat readiness and interoperability between Japan Self-Defense Forces (JSDF) and U.S. Forces. Barry is on patrol with Carrier Strike Group Five (CSG 5) in the Philippine Sea supporting security and stability in the Indo-Asia-Pacific region. (U.S. Navy photo by Petty Officer 2nd Class Kevin V. Cunningham/Released)