Democrats

Sen. Bernie Sanders was the winner of Tuesday’s first-in-the-nation primary in New Hampshire. Sen. Amy Klobuchar had a great night too, surging past…

The former vice president's campaign is looking at South Carolina, where African Americans make up a large share of the electorate, as a must-win state.

He jumped into the Democratic presidential primary months after most of his competitors did and never gained traction in polls.

The moderate focused his campaign on New Hampshire, but showed little upward momentum throughout his run.

Yang, who built his campaign around universal basic income, had risen from relative obscurity and built a loyal following of supporters.

The state party has released some of the results. It's not clear when the full totals will be made public.

The Iowa Democratic Party said Tuesday that "the underlying data" collected at caucus sites "was sound" despite the smartphone app malfunction. The party expects to report results later Tuesday.

Vermont Sen. Bernie Sanders is the favorite heading into the caucuses, but polls have shown a tightly jumbled race at the top. Here are key questions and answers about Monday night.

The Democratic National Committee is eliminating the requirement for candidates to show grassroots donor support in order to appear in the Nevada debate on Feb. 19.

A year ago, many progressives told NPR they weren't so sure they wanted to see the Vermont senator run for president again. But now, it appears those voters are coming back.