Tucson, Ariz., Spc. Gordon Brooks (right), gets ready to drop a high-explosive round into a mortar tube as Spc. Randy Sites (left), from Rising Sun, Md., prepares to duck down during a fire mission exercise at Joint Security Station Istaqlaal, July 31. Both troopers are assigned to C Troop, 1st Squadron, 7th Cavalry Regiment, 1st Brigade Combat Team, 1st Cavalry Division.