Join NBC News' Lester Holt, Andrea Mitchell, Chuck Todd and YouTube creators Connor Franta, Marques Brownlee, MinuteEarth and Franchesca Ramsey as Hillary Clinton, Bernie Sanders and Martin O'Malley debate in Charleston, South Carolina.
Pre-Debate coverage begins at 8pm ET.
» Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC
» Watch more NBC video: http://bit.ly/MoreNBCNews

NBC News is a leading source of global news and information. Here you will find clips from NBC Nightly News, Meet The Press, and our original series Debunker, Flashback, Nerdwatch, and Show Me. Subscribe to our channel for news stories, technology, politics, health, entertainment, science, business, and exclusive NBC investigations.

Connect with NBC News Online!
Visit NBCNews.Com: http://nbcnews.to/ReadNBC
Find NBC News on Facebook: http://nbcnews.to/LikeNBC
Follow NBC News on Twitter: http://nbcnews.to/FollowNBC
Follow NBC News on Google+: http://nbcnews.to/PlusNBC
Follow NBC News on Instagram: http://nbcnews.to/InstaNBC
Follow NBC News on Pinterest: http://nbcnews.to/PinNBC

NBC News-YouTube Democratic Debate (Full)