Singapore air force Col. Benedict Ang, second from left, the director of exercise Cope Tiger 13, speaks during an operations update briefing during Cope Tiger 13 at Korat Royal Thai Air Force Base, Thailand, March 11, 2013. Cope Tiger is an annual multilateral aerial exercise designed to improve readiness and cooperation between U.S., Thai and Singaporean forces. (U.S. Air Force photo by 2nd Lt. Jake Bailey/Released)