Nick Cohen (author of "What's Left?") joins Dave Rubin to talk about the rise of Donald Trump and far-right political parties in Europe, the tactics used by the Regressive Left and more. This is part of a longer interview with Nick Cohen about the regressive left, free speech, radical Islam and much more. Stay tuned for another clip from Dave's interview with Nick Cohen today 12/10 and the full interview tomorrow 12/11.