627th CES trains to lead the way
627th Civil Engineer Squadron Airmen use their air base defense training during their internal Capstone exercise April 20, 2017 at Joint Base Lewis-McChord, Wash. In the scenario several unidentified and hostile foreigners attempted to gain access to the base. (U.S. Air Force photo/ Staff Sgt. Naomi Shipley)

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Photo by: Staff Sgt. Naomi Shipley |  VIRIN: 170420-F-PD986-046.JPG