Penn State survives Iowa with touchdown on the final play

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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.