Disguises, subterfuge and conspiracy: college football’s sign-stealing scandal explained

Michigan are one of the biggest teams in college sports. But allegations they have used underhanded tactics have rocked the program

The Big Ten, the conference in which Michigan play, and college sports' main governing body, the NCAA, claim that Michigan used a vast network" of people to tape the sidelines of future opponents, both in and out of the conference, across the last three seasons.