A U.S. Air Force Tactical Air Control Party (TACP) Airman assigned to the 3rd Air Support Operations Squadron, Fort Wainwright, Alaska, descends an obstacle during the 2019 Lightning Challenge at Joint Base Lewis-McChord, Wash., July 29, 2019. The purpose of the Lightning Challenge is to enhance mission readiness by providing tangible feedback to commanders and TACP Airmen concerning unit training effectiveness while promoting camaraderie. (U.S. Air Force photo by Airman 1st Class Aaron Larue Guerrisky)
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