Kick the protesters off the team and rescind any football scholarships they may have had. Fire the coaches that are supporting them for breach of contract.
Rinse, repeat as necessary. Any of them that had aspirations for the pros should be disqualified as bad risks.
The Prez resigned, likely because the school's board told him to. What makes you think the board would have the guts to deal with the campus radicals' reaction to any sanctions against the players?
I agree with you, and I’m coming from a Mizzou alumnus-athletic background. Their football team sucks this year anyway, and troublemakers like these are likely a good part of the reason they suck.