Week 4 of the college football season is upon us and with it comes the start of conference play for most leagues and matchups of unbeaten teams.
There are eight matchups between teams that are 3-0 or better Saturday, the most in a single day since the FBS/FCS split in 1978, according to ESPN Stats & Information research.
The most anticipated of those games games: No. 6 Ohio State travels to South Bend to take on No. 9 Notre Dame (7:30 p.m. ET, NBC), and No. 19 Colorado faces a huge test at No.