Democratic presidential candidate Bernie Sanders Bernard (Bernie) SandersPush to end U.S. support for Saudi war hits Senate setback Sanders: 'I fully expect' fair treatment by DNC in 2020 after 'not quite even handed' 2016 primary Sanders: 'Damn right' I'll make the large corporations pay 'fair share of taxes' MORE has raised more than $6 million in the 24 hours since polls closed Tuesday night in New Hampshire, the Sanders campaign confirmed late Wednesday.

The campaign beat its $6 million fundraising goal and is now urging supporters to donate another $1 million by midnight.

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“I’ll be honest — right now, the math looks difficult to raise another $1 million today,” campaign manager Jeff Weaver said in an email sent to supporters, according to The Washington Post. “But I think it’s important for us to try, and not just because there are 14 primaries and caucuses over the next three months.”

Sanders crushed rival Hillary Clinton Hillary Diane Rodham ClintonSanders: 'I fully expect' fair treatment by DNC in 2020 after 'not quite even handed' 2016 primary Sanders: 'Damn right' I'll make the large corporations pay 'fair share of taxes' Former Sanders campaign spokesman: Clinton staff are 'biggest a--holes in American politics' MORE in the Granite State. Afterward, he used his victory speech to urge supporters to donate to his campaign.

About 18 hours after the polls closed, Sanders had raised more than $5.2 million, with an average campaign contribution of just $34.

The Vermont senator has been outraising his rival Hillary Clinton of late. In January, he raised $20 million, besting Clinton's $15 million.

Updated at 10:08 p.m.