Trump's dangerous talk: Dogs, infestations and "enemies of the people"

Political scientist Dr. Brian Klaas says President Trump echoes the rhetoric of "history's monsters." He tells Brian Stelter that the effects of dehumanizing language and anti-media attacks will linger long after Trump leaves office. He defends his "alarmism" and says this moment in time calls for "bluntness." And he has advice for the press about how to cover Trump's rhetorical techniques.

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