Senior Airman Nathan Shelley low crawls through an obstacle during a combat endurance competition on July 23 at RODEO 2009. Airman Shelley is a Reservist assigned to the 931st Air Refueling Group at McConnell Air Force Base, Kan. His security forces teammates at RODEO are active-duty Airmen assigned to the 22nd Air Refueling Wing, the 931st's host unit at McConnell. Eight Reservists are at McChord AFB, Wash., with 22nd ARW Airmen to represent McConnell as a total-force RODEO team for the first time. (U.S. Air Force photo/Tech. Sgt. Chyrece Campbell)