Pentagon leaders are laying the groundwork for extending production of Mine Resistant Ambush Protected vehicles in order to maintain industrial production capacity and replace vehicles lost in combat, a move that could keep some armored truck manufacturing lines churning longer than previously expected. Gen. James Cartwright, the Pentagon's No. 2 officer and chairman of the Joint Requirements Oversight Council, directs in a March 31 memo that future MRAP industrial capacity be considered in determining how many of the armored trucks...