Grand Forks Air Force Base Fireman, Staff Sgt. Stephen Hjersted provides fall protection while 1st Lt. Grant Ellis, 319th Logistics Readiness Squadron director of operations, drags a dummy during a timed fireman team challenge course on Oct. 9, 2014, on Grand Forks Air Force Base, N.D. The dummy weighed more than 130 pounds. The 319th LRS team placed second in the challenge by finishing the course with a time of two minutes and 52 seconds. (U.S. Air Force photo/Senior Airman Xavier Navarro)
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