Spencer Petras' late 44-yard TD highlights No. 3 Iowa's 23-20 comeback win over No. 4 Penn State

The No. 3 Iowa Hawkeyes erased a 17-3 deficit and defeated the No. 4 Penn State Nittany Lions by a score of 23-20.

College Football Penn State Nittany Lions Iowa Hawkeyes Big Ten Spencer Petras