Dirt Boyz
PETERSON AIR FORCE BASE, Colo. – Airman 1st Class Jose Medrano Amaya (left), 21st Civil Engineer Squadron’s heavy repair technician, helps pour concrete as Chief Master Sgt. James Byrnes (right), 21st Mission Support Group superintendent, smoothes the wet mixture. Amaya was one of many “Dirt Boyz” laboring in the heat to improve the turn lane to the clinic Aug. 5, 2011. (U.S. Air Force photo/Tech. Sgt. Amanda Callahan)