-
The biggest day of voting so far in 2020 wasn't faultless, but it also might have gone much worse. Moves and countermoves are afoot to influence Americans and protect the vote.
-
The former vice president won handily in states around the country, including Virginia, Massachusetts, Alabama and Texas. But Bernie Sanders won delegate-rich California, plus Colorado and Utah.
-
The billionaire former New York City mayor skipped the early-state contests in favor of a national campaign strategy funded entirely from his personal fortune.
-
The 38-year-old rose from being mayor of a midsize Indiana city to mounting a serious Democratic presidential run. He was the first openly gay candidate to win delegates in a presidential race.
-
The former vice president won by nearly 30 points in South Carolina, giving him a big claim to being the principal alternative to Bernie Sanders for the Democratic presidential nomination.
-
The Sanders campaign has made its video livestreaming a central part of its overall messaging, fundraising and organizing strategy. Here's a look behind the scenes.
-
The former vice president got some promising results in polling leading into the primary this week. But even with a win, he still has lots of catching up to do to hope to win the nomination.
-
Former Vice President Joe Biden fought to save his campaign, Vermont Sen. Bernie Sanders took fire from all sides, and more takeaways from the Democratic debate in South Carolina.
-
A lot is on the line in the 2020 primary debate. It might be the last chance for moderates to slow Bernie Sanders' momentum. And who comes out better — Joe Biden or Michael Bloomberg? Here's a guide.
-
The Vermont senator won the most votes in Iowa. Now he's won New Hampshire and Nevada outright. That makes him the front-runner for the Democratic nomination.
-
It was former New York Mayor Michael Bloomberg's first debate after spending more than $300 million on ads. He had an uneven performance, especially when it came to his record on women.
-
How Michael Bloomberg defends against expected attacks from his Democratic rivals could impact how well he does on Super Tuesday, where he is placing a big bet, analysts say.