151105-D-DT527-724 SOUTH CHINA SEA (Nov. 5, 2015) Secretary of Defense (SECDEF) Ash Carter speaks with U.S. service members aboard the USS Theodore Roosevelt as he and Malaysian Minister of Defense Hishammuddin Hussein visit the aircraft carrier Nov. 5, 2015. (U.S. Air Force photo by Senior Master Sgt. Adrian Cadiz/Released)