Staff Sgt. Leigh Ann Kemerer, 7th Bomb Wing safety occupational safety technician, swings across the devil’s ladder during an Alpha Warrior training workout at Dyess Air Force Base, Texas, May 1, 2019. The Air Force Alpha Warrior is a state-of-the-art obstacle course specifically designed to test every aspect of ability, muscle strength, mental fortitude and the body’s endurance. (U.S. Air Force photo by Staff Sgt. David Owsianka)