Sheppard in Photos
Airman Christopher Hammack, 362nd Training Squadron aerospace maintenance apprentice course student, listens as instructor Staff Sgt. Brandon Garcia explains how to operate the boom controls on the KC-135 at Sheppard Air Force Base, Texas. In this course, students learn to inspect, troubleshoot and repair aircraft structures, engines and hydraulic systems. (U.S. Air Force photo/Liz H. Colunga)

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Photo by: Liz H. Colunga |  VIRIN: 170920-F-NW376-015.JPG