IOWA CITY, Iowa -- No. 4 ranked Penn State stayed undefeated with a touchdown as time expired, beating the Hawkeyes 21-19.
With less than two minutes to play, Iowa took a 19-15 lead with an Akrum Wadley touchdown.
Penn State would answer, though, with Trace McSorley finding Juwan Johnson in the endzone on the final play of the game.
Iowa is now 3-1.