Breaking down the most important updates of the Michigan football sign-stealing scandal since the investigation was first announced.

Here's what we know about the scandal drawing the Chippewas into the NCAA's crosshairs:

Sawyer, now a rookie for the Pittsburgh Steelers, helped Ohio State clinch a spot in last season's College Football Playoff National Championship with his scoop-n-score in the final moments of the Buckeyes' win over Texas in the semifinals.