U.S. Air Force Senior Airman Sterling Frost, a joint terminal attack controller assigned to Detachment 1, 3rd Air Support Operations Squadron, prepares to clear a target for an Air Force A-10 Thunderbolt II aircraft during exercise Cope Tiger 13 at Royal Thai Air Base Nam Phong, Thailand, March 19, 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)