Notre Dame's 2013 season has been a roller coaster ride for Fighting Irish fans.
Many expected the defense to be better than it was in 2012, but so far, that is not the case. On the other side of the ball, clear leaders are emerging in the battle for running back and primary receiver, and they may not be who you expected.
Here are four players who have surprised us—either by exceeding or not living up to their preseason expectations this season.
For all things Notre Dame follow Emily O'Neill Elmer on Twitter @emilystorms.