Linebacker Ochaun Mathis understood playing an extra college season was a risky move.
No. 2 Michigan earned its second straight Big Ten Championship title with a 43-22 win over Purdue on Saturday. Now, they'll focus on the College Football Playoff.
A 5-1 start has netted No. 24 Illinois three Big Ten midseason awards from The Associated Press.
This will be the first matchup for both teams.
Defense has led No. 5 Iowa to its highest ranking since 2015.