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Staff Sgt. Konner Blackwell and Senior Airman Jack Ventrella, both 436th Maintenance Squadron aircraft structural maintenance journeymen, make repairs on a C-17 Globemaster III on Dover Air Force Base, Delaware, April 7, 2021. Blackwell and Ventrella repaired a crack on the ramp number 2 bulkhead. (U.S. Air Force photo by Roland Balik)
24.0-120.0 mm f/4.0
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