Air Force Senior Airman Chris Dugger, a firefighter with the 152nd Airlift Wing, Nevada Air National Guard, uses a hammer drill to bore through the concrete wall of a rubble pile to test the air quality behind the wall during Vigilant Guard 2013 in Northglenn, Colo., July 24, 2013. Vigilant Guard is a series of federally funded disaster-response drills conducted by National Guard units working with federal, state and local emergency management agencies and first responders. (DoD photo by Spc. Zach Sheely, Army National Guard/Released) 130724-Z-VX744-360 (9399099399)

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Size: 1936px × 1291px
Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: #vgexercise, armed, cerfp, colorado, conflict, cong, denver, disaster, exercise, forces, guard, idaho, military, national, natural, nevada, northglenn, rescue, search, states, united, war