Biden's win came as voter turnout rose 7% over 2016, resulting in a total of 66% of U.S. adult citizens casting a ballot in the 2020 election, the Washington, D.C.-headquartered center said. Biden's popular vote differential was also better than fellow Democrat Hillary Clinton's 2016 two-point advantage, according to the fact tank.

A guide to today's races and ballot questions, a look at security at polling places, and how to decompress from the stress.

Millions of Americans will cast their ballots Tuesday, making history by sending either the first woman or the first convicted felon to the White House.

As polls close across the country, here's a look at the latest electoral vote maps and presidential election results for 2024.