Aircraft and structural live fire training
56th Civil Engineer Squadron firefighters perform gear checks next to an open window during a joint aircraft and structural fire training, Nov. 14, 2018 at Luke Air Force Base, Ariz. The smoke filled structure provides effective training on flash fires and how to locate individuals who may be trapped inside. (U.S. Air Force photo by Airman 1st Class Aspen Reid)

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Photo by: Airman 1st Class Aspen Reid |  VIRIN: 181114-F-YW760-0295.JPG