An Airman signals 'all clear' to an umpire during a forklift driving course, July, 25, 2011, at Joint Base Lewis-McChord, Wash. The event was part of Air Mobility Rodeo 2011, a biennial international competition that focuses on mission readiness, featuring airdrops, aerial refueling and other events that showcase the skills of mobility crews from around the world. (U.S. Air Force Photo/Airman 1st Class Jared Trimarchi)