On Thursday night, the campaign emailed staffers that employees on two floors of its Manhattan offices had been exposed to the coronavirus.

Gabbard angered fellow Democrats by appearing on Fox News and voting 'present' on the articles of impeachment against President Trump.

Similar digital advertising suspensions had acted as early indicators when former mayors Pete Buttigieg and Mike Bloomberg stepped out of the race.

Former Vice President Joe Biden won primaries in Florida, Arizona and Illinois on Tuesday, as Sen. Bernie Sanders's chances are fading fast.

His opponent, Marie Newman, was funded by Planned Parenthood and endorsed by New York Rep. Alexandria Ocasio-Cortez.

The COVID-19 outbreak has complicated voting in a state that has had plenty of problems with past elections.

Biden made the request earlier this month after a handful of testy interactions with protesters at recent campaign events.

Winning the Democratic nomination isn't even half of Biden's challenge.

I really think that CNN would be happy to see an outbreak of the bubonic plague if it would cost the president the election.

After the Democratic presidential front-runner made numerous gaffes in a viral confrontation with the worker, the worker made a memento of the encounter.