A soldier propels himself over the wall on the Grabiarz Confidence Course as part of the BN Squad STX event at Fort Knox. (US Army

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Size: 1732px × 1155px
Photo credit: © Dudley Little / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, air, america, archive, armed, army, bn, confidence, defence, engineers, force, forces, grabiarz, military, navy, reportage, service, serviceman, servicemen, soldier, squad, states, stx, united, usa