WASHINGTON – During an Appropriations Subcommittee on Defense hearing, U.S. Senator Roy Blunt (Mo.) questioned Lieutenant General James Jackson, Chief of Air Force Reserve, regarding the future of the A-10 Thunderbolt, which is housed at Whiteman Air Force Base. Blunt also questioned General Frank Grass, Chief of the National Guard Bureau, and Lieutenant General Timothy J. Kadavy, Director of the Army National Guard, about the use of Apache helicopters by the National Guard.