MSNBC Live with Tamron Hall 10/12/15

New poll: Clinton leads Sanders by 19 points

A new poll shows presidential candidate Hillary Clinton leading her opponent, Bernie Sanders by 19 points ahead of the first Democratic debate. Former Vermont Governor and Democratic National Committee Chairman, Howard Dean and Nevada Political Reporter and host of “Ralston Live,” Jon Ralston joins Tamron Hall on MSNBC. ... more Duration: {{video.duration.momentjs}}