Lt. Col. Jennifer Phelps, 28th Civil Engineer Squadron commander, participates in the annual Firefighter Challenge by performing one of the fire hose drag obstacles at Ellsworth Air Force Base, S.D., Oct. 2, 2015. Airmen and civilians of all ranks participated in the event to kick-off Fire Prevention Week. (U.S. Air Force photo by Airman Sadie Colbert/Released)