2020 Elections

The first one-on-one debate between the two men was supposed to be in Arizona, one of four states voting in the Democratic presidential primaries Tuesday. But it took place in a TV studio instead.

View upcoming and past events in the 2020 election calendar, including primaries, debates and conventions.

Joe Biden invited his opponent's supporters to join him. Bernie Sanders responded with a road map and challenge for the front-runner to meet at the next debate.

The New Jersey Democrat cited a lack of money to sustain a campaign that can win the Democratic nomination. His exit reduces the diversity of the field further, as three candidates of color remain.

In 1856, Frederick Douglass had a choice to make: support the big change he believed in — abolition of slavery — or settle for a less sweeping shift from a candidate better positioned to win.

The state's best known poll shows Bernie Sanders ahead in Iowa, but the average of polls nationwide and in early voting states still shows a modest preference for former Vice President Joe Biden.

The Massachusetts senator raised $21 million in the final quarter of 2019, less than in the previous three months. Bernie Sanders, Pete Buttigieg, Joe Biden and others saw boosts in fundraising.

Yang has a son on the autism spectrum and has been talking openly about the disability. But critics say his proposals lack policy heft and specificity.

Vermont Sen. Bernie Sanders raised nearly $10 million more than his previous total. Pete Buttigieg announced a sum of $24.7 million, while Joe Biden raised $22.7 million.

The former secretary of housing and urban development and former San Antonio mayor was among the first to advocate for decriminalizing illegal border crossings. Other candidates followed his lead.