Calling Out Trump, Phony 'Undecided' Voters & Social Media With David Sedaris

Best-selling author and New Yorker magazine humorist David Sedaris is known for his goofy, incisive essays. In this extended interview with MSNBC's Ari Melber, Sedaris weighs in on politics, why he thinks the media's obsession with so-called undecided voters is a sham, and how he personally lobbied a taxi driver to vote against Trump.