Meet Rudy Ruettiger, the man behind one of sports' most inspiring stories

HOUSTON -- When you think of the underdog, Rudy Ruettiger often comes to mind.

The movie "Rudy" is one of the most inspiring sports stories ever told, and Ruettiger caught up with sister station KTRK's David Nuño to share some of his favorite moments from his days at Notre Dame, including the hardest hit he ever took.