Spc. Rodney Nichols, cannon crew member, Battery A, 3rd Battalion, 16th Field Artillery Regiment, 2nd Brigade Combat Team, 4th Infantry Division, positions an M109A6 Paladin Self Propelled Howitzer in preparation to conduct a field exercise on Fort Carson, Nov. 13, 2012. "Rolling Thunder" conducted a one-day training exercise geared toward testing the efficiency of their vehicles and the capabilities of the communications equipment. (U.S. Army photo by Staff Sgt. Andrew Porch, 2nd BCT PAO, 4th Inf. Div.)