Altus Airmen provice airfield support
ALTUS AIR FORCE BASE, Okla. – Bill Thomson, 97th Operations Support Squadron radar electronics technician, returns the digital air surveillance radar to online status after troubleshooting an antennae polarization issue, Aug. 24, 2015. Air traffic controllers use this radar to figure out the location, direction, speed and altitude of aircraft. (U.S. Air Force photo by Airman 1st Class Megan E. Acs/Released)