Walton led Miami with nine rushing touchdowns and 10 total touchdowns as a freshman last season.
"We are aware of the situation regarding Mark Walton and we have taken immediate action by suspending him from the team," Miami athletic director Blake James said in a statement released by the university.
Miami offensive linemen Jahair Jones and Trevor Darling were arrested in March, but both had their charges dropped. Kicker Jon Semerene was arrested in a DUI incident in March as well and he was dismissed from the team.
Read more here: http://www.miamiherald.com/sports/college/acc/university-of-miami/article73524697.html#storylink=cpy
The Associated Press contributed to this article.