For the second straight game, the Clemson Tigers had the college football world buzzing. Granted, Dabo Swinney and the Tigers are always on the minds of the sport's leading analysts -- win or lose. Th

Some of the teams we think are the best in the country haven't truly been tested yet — cough, Ohio State, cough — but we're definitely learning a lot about teams that should be in contention for College Football Playoff come December.

Week 4 brought some surprising results. And it is easy to overreact. That's why we're here to make sense of things and identify the five biggest ones.