Senior Airman Jeremy Jweinat, a 734th Air Mobility Squadron aerial porter from Andersen Air Force Base, Guam, guides a 25k Halvorsen loader through an obstacle course on the flight line at Joint Base Lewis-McChord, Wash., during Air Mobility Rodeo 2011. The 734th AMS is part of the 515th Air Mobility Operations Wing, a geographically-separated unit comprised of six squadrons throughout the Pacific. It is headquartered at Joint Base Pearl Harbor-Hickam, Hawaii. (U.S. Air Force photo/Staff Sgt. Carolyn Herrick)