Notre Dame running back Theo Riddick, right, breaks the tackle of Southern California linebacker Hayes Pullard during the first half of an NCAA college football game, Saturday, Nov. 24, 2012, in Los Angeles. (AP Photo/Mark J. Terrill)
Notre Dame running back Theo Riddick, right, breaks the tackle of Southern California linebacker Hayes Pullard during the first half of an NCAA college football game, Saturday, Nov. 24, 2012, in Los Angeles. (AP Photo/Mark J. Terrill)