Trainer Development constructs new training aid
3-D printed aircraft models sit on top of an illuminated airfield training aid table used in the 334th Training Squadron airfield management course Dec. 12, 2014, at Cody Hall, Keesler Air Force Base, Miss. Utilizing the model, which is a scaled representation of an airfield, will increases understanding, productivity and efficiency in the classroom. (U.S. Air Force photo by Kemberly Groue)

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Photo by: Kemberly Groue |  VIRIN: 141212-F-BD983-071.JPG