Airman 1st Class Jordan Turnbaugh, 82nd Aerospace Medicine Squadron aerospace physiology technician, secures her harness during the water survival refresher course at Sheppard Air Force Base, Texas, Aug. 17, 2018. Turnbaugh is simulating being dragged through the water by her chute and must release her harness to break free or risk drowning. (U.S. Air Force photo by Airman 1st Class Pedro Tenorio)