Fox News poll shows Trump nine points behind Biden in Wisconsin, a key swing state | USA Today

Trump asks China and Ukraine to investigate the Bidens

Watch: Joe Biden's remarks at the 16th Street Baptist Church in Birmingham, Alabama

Watch: Joe Biden calls out Trump's political rhetoric

Poll: Biden leads 2020 Democratic field by 6 points, followed by Warren

Biden Leads Among U.S. Dems Quinnipiac University National Poll Finds

Biden leads Trump in hypothetical Ohio matchup, poll shows

Biden sits at top of CNN New Hampshire poll

Joe Biden holds largest lead against Trump due to better performance among Independents and suburban

Fox News Poll: Biden holds commanding lead among South Carolina Democrats

NBC/WSJ poll: Biden, Warren top 2020 Democratic field

Poll: Biden, Warren lead Democratic field

July National Poll: Biden Extends Lead in Democratic Primary

Among Democratic challengers, only Biden emerges with a clear advantage to Trump

New poll shows Biden and other top Democrats beating Trump in Florida

CNN: Joe Biden tops Democratic field in Nevada poll

CBS: New poll shows Biden beating Trump by a "landslide"

Politico: Poll shows Biden beating Trump in Texas

Vox: Poll: Biden would beat every other Democratic candidate in a one-on-one race

The Hill: Biden only Democrat with strong positive favorability numbers: poll