Here's what you need to know about the College Football Playoff rankings for conference championship games games, announced on Dec. 3.

Baker Mayfield, who planted an Oklahoma flag at Ohio State in 2017, offered his thoughts on the college football flag planting on Saturday:

College football rivalry week was turned up a notch this year thanks to an outbreak of attempted flag plantings. It's not exactly a new trend, as former Oklahoma QB Baker Mayfield can attest to. He may have been one of the first that people remember doing the act when he did so at Ohio State in 2017.

Baker Mayfield is hoping the NCAA doesn’t outlaw flag planting. Mayfield, who gained notoriety when he ran onto the field and planted an Oklahoma flag at midfield of Ohio State’s stadium following a win by the Sooners in 2017,