Eyes in the sky: 5 OSS Air Traffic Control
Airman 1st Class Christopher Quesenberry, 5th Operations Support Squadron air traffic controller, uses a light gun from the control tower at Minot Air Force Base, N.D., Nov. 15, 2016. Light guns are used to communicate with or direct aircraft in the case of radio failure. (U.S. Air Force photo/Senior Airman Kristoffer Kaubisch)

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Photo by: Senior Airman Kristoffer Kaubisch  |  VIRIN: 161115-F-QP249-0024.JPG