PHILIPPINE SEA (Sept. 13, 2016) The Arleigh Burke-class guided-missile destroyer USS Benfold (DDG 65) conducts a live fire of a harpoon missile, with the Arleigh Burke-class guided-missile destroyer USS John S. McCain (DDG 56), as part of a sink exercise (SINKEX) during Valiant Shield 2016. Valiant Shield is a biennial, U.S. only, field-training exercise with a focus on integration of joint training among U.S. forces. This is the sixth exercise in the Valiant Shield series that began in 2006. Benfold is on patrol with Carrier Strike Group Five in the Philippine Sea supporting security and stability in the Indo-Asia-Pacific region. (U.S. Navy photo by Sonar Technician (Surface) 2nd Class Aaron Lyons)