Senior Airman Amanda Schaefer, 319th Medical Operations Squadron aerospace medical technician, secures the rear doors to an ambulance Jan. 29, 2014, at the ambulance bay on Grand Forks Air Force Base, N.D. Aerospace medical technician sometimes perform duties similar to Emergency Medical Technicians or paramedics. (U.S. Air Force photo/Staff Sgt. Luis Loza Gutierrez)