College football SP+ rankings: Why Cincinnati has the best CFP case among bubble teams

Safe to say, we know who the top two teams in the year-end College Football Rankings are going to be: Alabama and Clemson. Odds are pretty good that Ohio State will be the No. 3 seed.

The SP+ ratings back all that up. Bama and Clemson are an easy top two, and Ohio State stands ahead of a flawed field for the No. 3 spot. But SP+ diverges from the committee's opinions pretty quickly when it comes to who should be No. 4.