Florida State vs Auburn… again?

And how is 4-1 Michigan State ranked ahead of 4-1 Oregon, when Oregon beat Michigan State?

AP Top-25
Full Rankings Here
1 Florida 5-0
2 Auburn 5-0
3 Mississippi State 5-0
3 Ole Miss 5-0
5 Baylor 5-0
6 Notre Dame 5-0
7 Alabama 4-1
8 Michigan State 4-1
9 TCU 4-0
10 Auizona 5-0
11 Oklahoma 4-1
12 Oregon 4-1
18 UCLA 4-1
20 Arizona State 4-1
24 Utah 4-1
25 Stanford 3-2