Mine resistant ambush protected vehicles and soldiers assigned to Cherokee Troop, 6th Squadron, 4th Cavalry Regiment, 3rd Brigade Combat Team, 1st Infantry Division, from Fort Knox, Ky., and the 524th Combat Service and Support Battalion stand guard as Brig. Gen. Duane Gamble, 1st Theater Sustainment Command, deputy commanding general, visit a site of retrograde operations, Oct. 14, 2013. (U.S. Army photos by Sgt. 1st Class Timothy Lawn, 1st Theater Sustainment Command Public Affairs/Released)