Danny Llyod, with the 505th Combat Training Squadron, coaches Soldiers through a training scenario during Warfighter Exercise 17-4 at Hurlburt Field, Fla., April 5, 2017. Conducted jointly by the Air Force and Army, WFX provided critical, simulated training to prepare units for real-world war scenarios. WFX applied pressure to all warfighting functions simultaneously while conducting operations in a tactical and computer-based environment. (U.S. Air Force photo by Keith Keel)