Ranking the Big Ten: Running backby:HuskerOnline Staff•05/30/23Read In AppMichigan running back Blake Corum is close to back to full speed. (Photo by Kirthmon F. Dozier / USA TODAY NETWORK)We continue our Ranking the Big Ten series today with the running backs. The Big Ten has five of the top 10 best-returning backs in College Football, according to Pro Football Focus.