Members of the 366th Civil Engineer Squadron wait for asphalt to be poured at Mountain Home Air Force Base, Idaho, June 14, 2017. The members are commonly known as Dirtboys; the ones who keep the airfield and roadways safe and serviceable for the base. (U.S. Air Force photo by Senior Airman Jessica H. Smith/Released)

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Photo by: Senior Airman Jessica H. Smith |  VIRIN: 170614-F-NC874-048.JPG