This week, University of Illinois head football coach Bret Bielema took a shot at Harbaugh on social media. Bielema bemoaned Harbaugh leaving the college level for the pros, writing the following: “Was looking forward to playing but understand why you ran to the NFL.”

Illinois head football coach Bret Bielema doesn’t appear to be a fan of former Michigan coach Jim Harbaugh. Yahoo! Sports reported Tuesday that Michigan has responded to the NCAA’s notice of allegations accusing the football program and staff members of committing violations in relation to an impermissible sign-stealing organized by former staffer Connor Stalions.

Illinois coach Bret Bielema took aim at former Michigan coach Jim Harbaugh in a series of tweets amid reported pushback by UM against the NCAA in its alleged sign-stealing investi