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

Illinois coach Bret Bielema, who has been outspoken against Michigan amid its sign-stealing allegations, trolled Jim Harbaugh on the matter Tuesday:

As the Michigan Wolverines' 137-page document response to the NCAA's notice of sign-stealing allegations and other violations comes to light, one Big Ten coach

University of Illinois head football coach Bret Bielema took a shot at former University of Michigan and current Los Angeles Chargers head coach Jim

Bret Bielema is clearly not a fan of Jim Harbaugh after several social media posts calling out the former Michigan coach for apparent hypocrisy.

The extremely-online Illini coach called out Harbaugh's stated ethical code of conduct on social media Tuesday night

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.

Bret Bielema was in mid-season form this week when he trolled Jim Harbaugh on social media after it was reported Michigan pushed back against the NCAA in the sign-stealing investigation. The Illinois coach re-posted old videos of the Harbaugh, the former Michigan coach, speaking about truth and integrity.

Illinois football coach Bret Bielema threw some shade at former Michigan coach Jim Harbaugh in tweets amid a reported effort by UM against the NCAA in its sign-