Which undefeated teams raise more concern: Michigan, Clemson or USC?

The "Big Noon Kickoff" crew discusses which undefeated teams raise more of a concern: The Michigan Wolverines, Clemson Tigers or the USC trojans. Michigan's J.J. McCarthy only threw ten times in the second half last week, Caleb Williams has slowed down in previous seasons and Clemson barely escaped last week in overtime.

College Football Caleb Williams J.J. McCarthy USC Trojans Clemson Tigers Michigan Wolverines Reggie Bush Matt Leinart Rob Stone Brady Quinn Big Noon Kickoff