AST: takeoffs are optional but safe landings are mandatory

U.S. Air Force Senior Airmen Cavin Meneses, front, and Kai Hall, 35th Communications Squadron airfield systems technicians, check the waveform of the instrument landing system signal on an oscilloscope during a system performance check Jan. 20, 2011, Misawa Air Base, Japan. Pilots use data from the ILS to align their approach with the runway for a safe and accurate landing. (U.S. Air Force photo by Tech. Sgt. Phillip Butterfield/Released)

PHOTO BY: Tech. Sgt. Phillip ButterfieldReleased
VIRIN: 100120-F-6147B-019.JPG
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