First Lt. Corey Hayes, 28th Force Support Squadron food service officer, endures the biking portion of a triathlon at Ellsworth Air Force Base, S.D., May 21, 2016. Being a big proponent of physical fitness, Hayes avidly participates in triathlons such as these to inspire others to set goals and work towards them. (U.S. Air Force photo by Airman Donald Knechtel/Released)
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