A 90th Aircraft Maintenance Unit crew chief signals an F-22A Raptor laden with concrete bombs to begin its departure for a training mission Jan. 16 from Elmendorf Air Force Base, Alaska. For the first time at the base, the F-22s performed a mock bomb drop over Alaska. This mission provides integral training for both fighters and maintainers in preparation to declare the unit's initial operational capabilities. (U.S. Air Force photo/Senior Airman Garrett Hothan)