There are six ranked vs. ranked games in Week 4 of the college football season. That's more than we had in the first three weeks combined.
A quartet of ranked SEC games could vault some teams into contention or, in the case of Texas A&M-LSU, seriously ding their credentials before the first month ends.
The Big Ten's big Saturday is anchored by two stylistic opposites. Iowa, which has allowed an FBS-best 4.3 points per game while Michigan is allowing 13 points per game. In other words, don't expect fireworks. That should come in the Oregon-USC game where both teams are scoring more than 40 points per game.
The Ducks have won four straight in this rivalry.
We're tracking all the action around college football.