12th AMU keeps Global Hawks flying
Airman 1st Class Joseph Grabosky, 12th Aircraft Maintenance Unit RQ-4 Global Hawk avionics technician, loads codes into a preflight test device June 5, 2018, at Beale Air Force Base, California. The RQ-4 is a remotely piloted aircraft, which is used to provide high-altitude intelligence, surveillance, and reconnaissance to commanders in wartime and contingency operations. (U.S. Air Force photo/Airman 1st Class Tristan D. Viglianco)