Poll: Sanders cuts Clinton's national lead by half
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Presidential contender Bernie SandersBernard (Bernie) SandersBernie Sanders to sign pledge affirming he will run as a Democrat Overnight Health Care — Presented by National Taxpayers Union — Drug pricing fight centers on insulin | Florida governor working with Trump to import cheaper drugs | Dems blast proposed ObamaCare changes Hillicon Valley: Microsoft reveals new Russian hack attempts | Google failed to disclose hidden microphone | Booker makes late HQ2 bid | Conservative group targets Ocasio-Cortez over Amazon MORE is cutting into Democratic rival Hillary ClintonHillary Diane Rodham ClintonFBI’s top lawyer believed Hillary Clinton should face charges, but was talked out of it Harris adds key Clinton aide, women of color to 2020 campaign: report Democrats more likely Trump's foil, than to foil Trump MORE’s lead nationwide, a new poll released Thursday finds.

The NBC News/Wall Street Journal survey finds Clinton with a 53 percent to 42 percent lead over the Vermont senator. But Sanders has cut her lead in half since the start of the year.

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The same poll found Clinton leading Sanders by 25 points in January, with 59 percent support to 34 percenet. That poll was followed by Clinton pulling out a slim victory in the Iowa caucuses and Sanders delivering a resounding win in New Hampshire.

In the new poll, the former secretary of State holds double-digit leads over Sanders among minorities, women and primary voters over the age of 50, as well as those that identify as Democrats. Sanders leads among white males, independents and voters under 50.

Other recent polls have found Sanders closing the gap on Clinton’s lead nationwide.

A Quinnipiac University poll released on Wednesday found the Democratic hopefuls in a dead heat.

The NBC/WSI poll was conducted from Feb. 14-16 and surveyed 400 Democratic primary voters. The margin of error was 4.9 percentage points.