Dave Rubin of The Rubin Report talks to Mark Levin, of Fox News’ Life Liberty and Levin, and LevinTV on BlazeTV, about the lesser known origins of Karl Marx, why liberal democrats need to join conservatives to save the US from the radical left, and the failure filled career of Joe Biden. In this clip Mark discusses the importance of the US constitution and what people misunderstand about interpreting the constitution. He fears that critical race theory and the ideas of cultural Marxism may be le