Taking her all the way in Published May 4, 2020 By Senior Airman Colville McFee 9th Reconnaissance Wing Public Affairs Beale Air Force Base, Calif. -- The 9th Aircraft Maintenance Group (9AMXS) maintains the fleet of U-2s to deliver high-altitude intelligence, surveillance and reconnaissance globally. As the U-2 Dragon Lady is positioned in the hangar, crew chiefs conduct post-flight inspections that involve checking the exterior of the aircraft, putting chalks on the wheels, and other post inspections.