Air Force Lt. Col. William Clayton, 20th Force Support Squadron commander, performs a pull-up during a 20th Security Forces Squadron Combat Challenge at Shaw Air Force Base, , March 24, 2017. Airmen participated in teams through the challenge and were pushed physically and mentally through a series of obstacles, games and team workouts.

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Size: 1734px × 1154px
Photo credit: © Chuck Little / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: #20sfs, #aircombatcommand, #airman, #defenders, #shawafb, #wingmen, air, america, archive, armed, army, defence, force, forces, military, navy, reportage, service, serviceman, servicemen, soldier, states, united, usa