A U.S. Air Force airman participates in a water hose tug-of-war during the fifth annual Fire Muster competition at the Sports Pavilion Oct. 12, 2012, at Nellis Air Force Base, Nev. The winning teams from each primary round face off to find the overall winner for each event. The team with the most points at the end of the five stages claimed the prize of being the Nellis 2012 Fire Muster champions. (U.S. Air Force photo by Senior Airman Daniel Hughes)