The Arleigh Burke-class guided-missile destroyer USS Stethem (DDG 63) sails in formation as part of a live-fire gunnery exercise during exercise Invincible Spirit 2016.

WATERS SURROUNDING THE KOREAN PENINSULA (Oct. 13, 2016) The Arleigh Burke-class guided-missile destroyer USS Stethem (DDG 63) sails in formation as part of a live-fire gunnery exercise during exercise Invincible Spirit 2016. Invincible Spirit is a bilateral exercise conducted with the Republic of Korea Navy in the waters near the Korean Peninsula consisting of routine carrier strike group operations in support of maritime counter-special operating forces and integrated maritime operations. Curtis Wilbur is on patrol with Carrier Strike Group Five (CSG 5) supporting security and stability in the Indo-Asia-Pacific region. (U.S. Navy photo by Petty Officer 3rd Class Ellen Hilkowski) File# 161013-N-YB832-066