U.S. Air Force Airman 1st Class Nicholas Moore assists Staff Sgt. Ryan Buck, 155th Civil Engineer Squadron firefighters, in stabilizing a simulated wrecked automobile with cribbing during vehicle extrication training in Lincoln, Neb., Aug. 1, 2009. Unit firefighters participate in an annual vehicle extrication exercise to gain knowledge and improve skills to save lives from wrecked autos for the Nebraska Air National Guard. (U.S. Air Force photo by Master Sgt. Vernon Moore/Released)