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Staff Sgt. Stephen Webb, 820th Rapid Engineer Deployable Heavy Operational Repair Squadron Engineers special capabilities instructor, measures the length of a borehole at Nellis Air Force Base, Nevada, Oct. 20, 2022. Airmen measured the depth of boreholes to get the correct amount of blasting agent and explosive. (U.S. Air Force photo by Airman 1st Class Jordan McCoy)
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