Barkley ran through -- and hurdled over -- a tough Iowa team. He had his best game of the season in terms of rushing yardage and leads the nation in receiving yards by a running back.
It took a late fumble recovery for Oklahoma to defeat Baylor, but Mayfield was still productive, with 283 yards passing and three touchdowns. He also has yet to throw an interception this season.
After Saturday's three-touchdown performance against Air Force, Penny is now tied for second among FBS running backs in rushing scores.
Louisville has a new record-holder in career touchdowns.