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

Bret Bielema has not been afraid to voice his opinions on social media as of late, and on Tuesday night, Jim Harbaugh was his target. Bieleme quoted a video that was posted of Harbaugh when he was the head coach of the San Francisco 49ers. In the video, Harbaugh says “If you cheat to win, then you've already lost.”