I’m not familiar with the complete history of events, but most of them seem to be orchestrated.
http://www.columbiamissourian.com/news/higher_education/racial-climate-at-mu-a-timeline-of-incidents-to-date/article_0c96f986-84c6-11e5-a38f-2bd0aab0bf74.html
CPUSA Agitprop operation.