A T-38C Talon flies above a runway control structure, which is operated by a runway supervisory unit, Nov. 1, 2017 at Sheppard Air Force Base, Texas. The RSU is a team of Euro-NATO Joint Jet Pilot instructors and students that supervise and guide their peers from the ground. (U.S. Air Force photo by Christopher Carranza)

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Photo by: Christopher Carranza |  VIRIN: 171101-F-DJ064-0097.JPG