FULL Democratic Debate [HD], NBC Democratic Presidential Debate 1/17/2016

COMPLETE 4th Democratic Debate, Hillary Clinton, Bernie Sanders and Martin O'Malley LIVE from the Gaillard Center in Charleston, South Carolina January . Join NBC News' Lester Holt, Andrea Mitchell, Chuck Todd and YouTube creators Connor Franta, Marques Brownlee, MinuteEarth and Franchesca Ramsey as . Full Democratic Debate 4th Democratic Debate Hillary Clinton, Bernie . Full Democratic Debate 4th Democratic Debate Hillary Clinton, Bernie .