Michigan head coach Jim Harbaugh stands on the field during the first half of an NCAA college football game against Minnesota Saturday, Oct. 7, 2023, in Minneapolis. The NCAA banned in-person advanced scouting in 1994 in part because not every school could afford to do it. Now Michigan is being investigated by the NCAA for a sign-stealing scheme that allegedly involved people secretly being sent to record opponents’ games. No. 2 Michigan and the Big Ten acknowledged the investigation Thursday, Oct. 19, 2023. (AP Photo/Abbie Parr, File)