Donald Trump's campaign on Friday postponed a rally in Chicago amid fights between supporters and demonstrators, protests in the streets and concerns that the environment at the event was no longer safe. The announcement, which came amid large protests both inside and outside the event at the University of Illinois at Chicago, follows heightened concerns about violence in general at the GOP front-runner's rallies. Illinois holds its Republican primary on Tuesday. Read more http://www.cnn.com/2016/03/11/politics/donald-trump-chicago-protests/index.html