Democratic presidential candidate Hillary Clinton held a 25 point lead over Sen. Bernie Sanders (I-VT) in a national poll released Sunday.
Clinton had the support of 59 percent of Democratic primary voters, Sanders had 34 percent and former Maryland Gov. Martin O’ Malley had 2, according to the NBC/Wall Street Journal poll.
The candidates will square off for a debate Sunday at 9 p.m. ET.
The survey was conducted Jan. 9-13 among 400 Democratic primary voters. The margin of error was plus-minus 4.9 percentage points.