On the watch around the clock
Major Tim Sutton, 509th Operations Support Squadron flying supervisor, communicates using a headset at Whiteman Air Force Base, Mo., March 11, 2013. Air traffic controllers rely on headsets to deliver their messages concerning take-off and landing statuses. (U.S. Air Force photo by Airman 1st Class Keenan Berry/Released)

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Photo by: Airman st Class Keenan BerryReleased  |  VIRIN: 130312-F-TQ704-004.JPG