The Rachel Maddow Show 10/21/15

Joe Biden announcement embarrasses prognosticators

Rachel Maddow points out the significant number of people who embarrassed themselves by jumping the gun on Vice President Joe Biden's decision not to run for the presidency, when they could have just waited for the one person who would know for sure. Michael Beschloss, NBC News presidential historian joins for discussion and analysis. ... more Duration: {{video.duration.momentjs}}