Michigan’s Blake Corum: New assistant Mike Hart brings some ‘spice’ to RB room Updated Apr 01, 2021; Posted Apr 01, 2021 Michigan running back Blake Corum (2) runs for a touchdown against Michigan State cornerback Chris Jackson (12) during their Big Ten football game at Michigan Stadium in Ann Arbor, on Saturday, October 31, 2020. (Mike Mulholland | MLive.com)Mike Mulholland | MLive.com Facebook Share Sophomore Blake Corum knows all about Mike Hart’s accomplishments as a player at Michigan. Hart, now the running backs coach for the Wolverines, was a four-year starting running back in Ann Arbor from 2004-07 and finished his career as the program’s all-time leading rusher with 5,040 yards.