Checking the screen . . .
Airman 1st Class Patrick Skogen, 57th Operations Support Squadron air traffic controller, reads data on a screen to determine locations of aircraft at the control tower Aug. 31, 2012, at Nellis Air Force Base, Nev. ATC specialists manage the flow of air traffic on the ground and in 50,000 square miles of air space.
Fighting Falcon prepares to take off . . .
A U.S. Air Force F-16 Fighting Falcon prepares to take off Sept. 4, 2012 , at Nellis Air Force Base, Nev. Airmen in the control tower provide a safe, orderly and expeditious flow of aircraft on the flight line, as well as in the air.
And they are off . . .
A U.S. Air Force F-16 Fighting Falcon takes off Sept. 4, 2012, at Nellis Air Force Base, Nev. Airmen in the control tower observe weather conditions and assist aircraft during periods of bad weather with the use of radar, instrument landing systems, and various types of airfield lighting.
Determining locations of aircraft . . .
Airman 1st Class Patrick Skogen, 57th Operations Support Squadron air traffic controller, reads data on a screen to determine locations of aircraft at the control tower Aug. 31, 2012, at Nellis Air Force Base, Nev. ATC specialists can deploy or be stationed at any airfield in the world in support of base operations.
Scanning prior to departure . . .
Airman 1st Class Joshua Gallipoli, 57th Operations Support Squadron air traffic controller, scans the flightline prior to a take off Aug. 31, 2012, at Nellis Air Force Base, Nev. All ATC specialists must maintain a Federal Aviation Administration Specialist certificate to remain qualified.
Reviewing . . .
Staff Sgt. Gerald Kelley, 57th Operations Support Squadron air traffic controller, reviews data at the Control Tower Aug. 31, 2012, at Nellis Air Force Base, Nev. ATC specialists apply separation rules to keep aircraft at a safe distance from each other.







