Senior Airman Jenny Medel and Senior Airman Logan Medel complete a pull-up during the 419th Fighter Wing’s annual Murph Challenge in the Hess Fitness Center at Hill Air Force Base, Utah, June 1. The challenge consists of a one-mile run, followed by 100 pull-ups, 200 pushups, 300 air squats, and another one-mile run. (U.S. Air Force photo/Staff Sgt. Thakariah Minson)