The Nittany Lions struggled to convert on their scoring opportunities in this defeat.
Penn State falls to 2-5 in conference play this season.
The Nittany Lions set the tone early on, securing a bounce-back win on the West Coast.
Allen had a career high in carries against the Hawkeyes.
Penn State has let up 633 rushing yards in its last three games.
The new era is here, folks. Either hop on the train now, or risk missing it altogether.