People were speculating here about Mark Dantonio's reasons for suddenly retiring.  It may be all as he indicated. It may also be that the crapola is about to hit the fan as evidenced by these 2 articles: 

4-Star Recruit's Mother, Photo Dispute Mark Dantonio's Curtis Blackwell Claims
https://bleacherreport.com/articles/2876944-4-star-recruits-mother-photo...

Mark Dantonio accused of perjury in Curtis Blackwell's lawsuit over Michigan State football
https://www.freep.com/story/sports/college/michigan-state/spartans/2020/...

Will be interesting to watch as this unfolds...