Confidence/obstacle course and rappel tower at Fort Knox
Sgt. Jason Ledbetter, right, an instructor with Company B, 399th Regiment (Cadet Summer Training), practices the narration of the low belly over obstacle June 5 on the confidence course on Fort Knox, Ky. Soldiers from 4th Battalion, 399th Regiment, will lead thousands of Reserve Officers' Training Corps cadets from across the country through the confidence/obstacle course and rappel tower at Fort Knox this summer starting in early June. (U.S. Army Reserve photo by Master Sgt. Ryan C. Matson)