Members of the U.S. Army 7th Special Forces Group wait to jump out of a UH-60 Black Hawk during helocast training April 21, 2015, as part of Emerald Warrior at Hurlburt Field, Fla. 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 Staff Sgt. Kenneth W. Norman/Released)