Conservative commentator Gavin McInnes, was set to speak to students at New York University.
But he was greeted by several Antifa (Anti-Fascist) black bloc protesters, who interrupted his talk.
Outside the event, more violence erupted.
One woman claiming to be a NYU Professor went on a profanity-laced tirade against the NYPD, who were trying to stop the protest from turning into a riot — like what happened last week on the campus of Berkeley.
The meltdown starts at 10:20 in the video below (Not safe for work and not safe for small ears):