The Pentagon's acquisition czar-nominee pledged at a Senate confirmation hearing today to work to protect the U.S. military's procurement system from fraud and abuse in the wake of recent scandals over major Air Force weapon system programs. Kenneth Krieg promised the Senate Armed Services Committee at a hearing on his nomination to become under secretary of defense for acquisition, technology and logistics his "absolute commitment" to improve oversight of the military's vast procurement system. Currently the director of Program Analysis...