Super Tuesday Brings Democratic Primary into Sharper Focus Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Democratic presidential candidate former Vice President Joe Biden speaks at a primary election night campaign rally Tuesday, March 3, 2020, in Los Angeles with his wife Jill Biden, and his sister. ( AP Photo ) Produced by Alexandra Botti, Jacklyn Martin and Jose Olivares Hosted by Duarte Geraldino Produced by PRX and WNYC