Defenders compete to represent ACC
U.S. Air Force Airman 1st Class Jacob D’Agostino, 633rd Security Forces Squadron response force leader, performs burpees during a physical training test as part of Air Combat Command’s Defender Challenge team selection at Joint Base Langley-Eustis, Virginia, Aug. 24, 2018. The Airmen performed a variety of exercises, including lunges, tire flips and sit-ups during the assessment. (U.S. Air Force photo by Staff Sgt. Areca T. Bell)