John T. Greilick / The Detroit News

Michigan defensive end LaMarr Woodley, right, knocks the football out of the hand of Northwestern quarterback C.J. Bacher, forcing a fumble, which Woodley recovered for a turnover that ended the Wildcats opening drive of the game. Michigan defensive end Tim Jamison (90) tries to get around Northwestern offensive lineman Ryan Keenan. Woodley had four solo tackles, including two sacks.