An Airman assigned to the 22nd Special Tactics Squadron calls in close air support during Emerald Warrior 17 at Eglin Range, Fla., March 4, 2017. Emerald Warrior is a U.S. Special Operations Command exercise during which joint special operations forces train to respond to various threats across the spectrum of conflict. (U.S. Air Force photo/Airman 1st Class Nicholas Dutton)