Staff Sgt. Jacob Martin (left) and Senior Airman Scott Causey (right), 28th Operations Support Squadron Air Traffic Control journeymen, monitor the old Radar Approach Control system, here, June 17. This RAPCON system will be updated with the new Standard Terminal Automation Replacement System June 30, saving the Air Force $28.7 million over the next 20 years. (U.S. Air Force photo/Airman 1st Class Kasey Zickmund)