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 photo by Charles Leffler)

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Size: 4908px × 3272px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, bn, confidence, engineers, grabiarz, squad, stx