The announcement came during a two-day campaign swing that ticked off a long list of boxes, both geographically and with key constituencies.

Joe Biden made his first trip to Florida as the Democratic presidential nominee on Tuesday with an urgent mission to boost support among Latinos who could decide the election in one of the nation's fiercest battleground states.

Falling exactly two months before Election Day, the trip presents Biden both opportunity and risks as he tests his promise that he can ``unify the country'' and find consensus even where it's not readily apparent.

Here are five key questions as the 2020 campaign moves toward the fall home stretch.

From Joe Biden to host Julia Louis-Dreyfuss, here's what you missed from the final night of the Democratic National Convention.

After four days full of stark warnings about the future of democracy should Trump win a second term, Biden closed the convention by laying out a path forward.

Biden is expected to focus on uniting the deeply divided nation as Americans grapple with the long and fearful health crisis, the related economic devastation and a national awakening on racial justice.

Here are key takeaways from night two.

On Tuesday, Biden tapped California Sen. Kamala Harris to be his running mate, making her the first Black woman to serve on a major party presidential ticket.

When pressed by Errol Barnett of CBS News on whether he'd taken a cognitive test, Biden responded that the question was akin to asking the Black reporter if he would take a drug test to see if "you're taking cocaine or not? ... Are you a junkie?"