Tire flipping
Senior Airman Robert McNabb, Airman 1st Class Phillip Rostek, Airman 1st Class Maxwell Schutte and Airman Jamal Stephen, all members of the 90th Security Force Squadron, struggle to flip a tractor tire, weighing approximately 350 pounds, during the Team Pain section of the Crow Creek Challenge Aug. 10. The 90th SFS team took part in the annual F. E. Warren Air Force Base, Wyo., competition, which challenges Airmen to the limits of their physical endurance and knowledge related to their job. (U.S. Air Force photo by R.J. Oriez)