Alabama will face Notre Dame while Ohio State will take on Clemson in the two CFP semis. Who are the X factors, and what are the matchups to watch?

https://www.espn.com/college-football/story/_/id/30553567/college-football-playoff-preview-keys-alabama-notre-dame-clemson-ohio-state
--- SBBSecho 3.11-Linux
* Origin: Palantir * palantirbbs.ddns.net * Pensacola, FL * (24:110/7)