Saturday marks the second Democratic debate in the long race toward the 2016 presidential debate. The main event, which CBS News will host at Drake University in Des Moines, Iowa, will begin at 9 p.m. Eastern, with pre-debate coverage starting at 6 p.m. CBS will be live streaming Saturday's 2015 Democratic Debate. Mic is an exclusive online partner with CBS to live-stream the debate.
Saturday night's two main contenders are former Secretary of State Hillary Clinton and Vermont Sen. Bernie Sanders. Former Maryland Gov. Martin O'Malley will join Clinton and Sanders onstage for the debate, though the he is lagging in the polls.
According to a joint survey from the New York Times and CBS News, released on Thursday, Clinton is leading the Democratic party with a majority, or 52%, of Democratic primary voters. Sanders ranks second in the polls and has the support of 33%. Those numbers are a slight dip for Clinton over a previous CBS News poll, which was released in early October and had Clinton at 56% and Sanders at 32%.