College Football, Notre Dame vs Illinois

The video covers a football game between Notre Dame and Illinois. In the first period, both teams score, ending in a 7-7 tie. During the second period, Illinois takes the lead with a score of 14-7 by halftime. In the third period, Notre Dame makes a comeback and wins the game with a final score of 21-14.

What significant play did Notre Dame execute in the third period?

What was the final score of the game?