Staff Sgt. Joseph Eschbach, a structures technician, applies adhesive glue to a wall July 25, 2017, at a training facility in Fort Indiantown Gap, Pennsylvania. Members of 126th Civil Engineer Squadron are assisting the Pennsylvania National Guard renovate the training facility.

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Photo credit: © Bob Collet / Alamy / Afripics
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Keywords: air, america, archive, armed, army, civil, defence, deploy, engineers, force, forces, military, navy, reportage, service, serviceman, servicemen, soldier, states, united, usa