Lt. Col. Fred Grospin, the commander of the 3rd Battalion, 337th Regiment, salutes Command Sgt. Maj. Kelly Duncan during a change of command ceremony June 4 at Waybur Theatre on Fort Knox, Kentucky. Grospin is taking charge of the troops in his battalion for the first time in his tenor as their commander. (Photo by Army Sgt. Rakeem Carter/released.)

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Keywords: 4th, brigade, cav, cavalry, change, command, fort, knox, leadership, mftb, multi-functional, training