Jim Harbaugh is refusing to comment on the NCAA's decision to fine the University of Michigan tens of millions of dollars and to suspend head coach Sherrone Moore for a third game due to the sign-stealing scandal that occurred during Harbaugh's tenure at his alma mater.

Here's what you need to know on why the NCAA didn't issue a postseason ban to U-M as part of its punishments for the sign-stealing scandal report.

The NCAA has fined Michigan tens of millions of dollars and suspended coach Sherrone Moore for a third game over a sign-stealing scandal