U.S. Air Force MSgt James Prim, 18th Civil Engineering Squadron staff superintendent, participates in a kettle bell station at a Warrior Training Fitness workout June 28, 2017, at the Risner Fitness and Sports Complex, Kadena Air Base, Japan. The workouts help improve the physical resilience for service members and families through a variety of high intensity exercises. (U.S. Air Force photo/Airman 1st Class Greg Erwin)