A Department of State member directs his teammates to provide rear security after receiving small arms fire during a medical bilateral casualty evacuation for Emerald Warrior 2015 at Eglin Air Force Base, Fla., April 22, 2015. Emerald Warrior is the Department of Defense's only irregular warfare exercise, allowing joint and combined partners to train together and prepare for real-world contingency operations. (U.S. Air Force photo by Senior Airman Keith James/Released)