Presidential candidates Andrew Yang (Bowen Yang), Pete Buttigieg (Colin Jost), Cory Booker (Chris Redd), Elizabeth Warren (Kate McKinnon), Amy Klobuchar (Rachel Dratch), Tom Steyer (Will Ferrell), Michael Bloomberg (Fred Armisen), Tulsi Gabbard (Cecily Strong) Bernie Sanders (Larry David), Joe Biden (Woody Harrelson) and Kamala Harris (Maya Rudolph) speak at MSNBC’s 2020 Democratic Debate.