Here's a look at how many national championships Ohio State football has won heading into the Buckeyes' CFP title game matchup with Notre Dame:

Here are three keys and a prediction for the national championship as Ohio State looks to become the third two-loss national champion.

The eighth-seeded Ohio State Buckeyes clash with the seventh-seeded Notre Dame Fighting Irish in the College Football Playoff national championship game today. This matchup is available on multiple streaming services for free.