Purdue went three-and-out in their drive after Underwood's INT, then the Boilermakers botched the punt as the Wolverines took over at Purdue's 32-yard line. Five plays later, Michigan was in the end zone again as Jordan Marshall scored his second touchdown of the day.

Our latest power rankings examine the top 25 and what each team can do to improve on offense during a pivotal month. -- Adam Rittenberg The Buckeyes had a strong performance on the ground in the 38-14 win over Penn State.

Michigan climbed to No. 20 in the Coaches Poll after an ugly Purdue win, showing voters still value wins over style.