1. Michigan State (6-1) 3-0 so far during tough Buckeyes-Wolverines-Badgers-Huskers October schedule.
2. Wisconsin (6-1) Would still be unbeaten if not for first blocked punt in Bielema's six years.
3. Penn State (7-1) Paterno can pass Eddie Robinson with his 409th D-I victory, most in football history.
4. Nebraska (6-1) They've outscored Spartans 181-24 in five previous meetings.
5. Ohio State (4-3) Made transition to Braxton Miller as QB; coming off bye week, will he be unleashed?
6. Iowa (5-2) Only Big Ten team that allows opponents to convert more than 50 percent of 3rd downs.
7. Illinois (6-2) Back-to-back losses have fans questioning Zook's competence, even after 6-0 start.
8. Michigan (6-1) Robinson has thrown 10 interceptions, four more than any other Big Ten QB.
9. Purdue (4-3) Defense allowing only 18 points per game in conference play.
10. Northwestern (2-5) QB Dan Persa says turf toe healed. He'll try to stop Wildcats' 5-game losing streak.
11. Indiana (1-7) Kevin Wilson faces the spread offense he helped design as Wildcats offensive coordinator.
12. Minnesota (1-6) Gophers have played seven straight October games without ever holding a lead.