Ten years ago, the Republican Party seemed to be having a powerful libertarian moment. Now, the movement seems to have dramatically fallen off in favor of populist conservatism that is more tolerant of government power. What happened? Northwestern law professor Andrew Koppelman joins to discuss his book Burning Down the House: How Libertarian Philosophy Was Corrupted by Delusion and Greed. Plus, with the Georgia runoff one day away, Charlie explains why it is crucial not to become politically demoralized, and gives his response to President Trump's recent remarks about the Constitution.