Week 4 did not produce any seismic upsets, but as always, there were plenty of eye-opening results that impacted the College Football Playoff picture and beyond.
Among the games that altered perceptions were Indiana's dismantling of Illinois, decisive wins by Texas Tech (at Utah) and Ole Miss (over Tulane), and road victories by Syracuse (at Clemson) and Michigan (at Nebraska).
As in last season's inaugural 12-team CFP, the five highest-ranked conference champions, plus the next seven highest-ranked teams, will make the field. Unlike last year, the four highest-ranked teams (not necessarily conference champions) will be awarded first-round byes.