CBS/YouGov Poll: Biden leads in South Carolina with Sanders in striking distance | YouGov
US election 2020: Rampant Biden crushes Sanders in hat-trick - BBC News
Biden Way Ahead in Sunshine State | FAU Business
One Year From Election, Trump Trails Biden but Leads Warren in Battlegrounds - The New York Times
Poll shows Joe Biden leading in Illinois, Kim Foxx ahead in Cook County | WGN-TV
Poll: Where Michigan voters stand ahead of the 2020 Democratic primary election
Sanders banked on young voters. Here's how the numbers have played out | PBS NewsHour
8 News Now/Emerson College poll shows Bernie Sanders is the front runner in Nevada | KNWA FOX24
Recent debates give emboldened Bernie Sanders electability edge: POLL - ABC News
Biden, Warren, Sanders stay on top; health is now an issue for Sanders: POLL - ABC News
/cdn.vox-cdn.com/uploads/chorus_asset/file/19754048/Screen_Shot_2020_02_28_at_11.00.52_AM.png "Bernie Sanders leads Joe Biden in national ranked-choice poll — but it's close - Vox")
Bernie Sanders leads Joe Biden in national ranked-choice poll — but it's close - Vox
Joe Biden — Democratic primaries 2020
Bernie Sanders climbing in NH on eve of Iowa caucuses
Texas primary: Bernie Sanders, Joe Biden tied, poll says | kvue.com
Biden, Warren and Sanders top 3 national polls - POLITICO
Election Update: A New Batch Of Iowa Polls Still Shows A Tight Race Between Sanders And Biden | FiveThirtyEight
New poll shows Joe Biden ahead of Bernie Sanders in Missouri presidential primary | FOX 4 Kansas City WDAF-TV | News, Weather, Sports
Fox News poll shows top Democratic candidates beating Trump
WMUR/CNN poll: Sanders holds big lead over Clinton; Biden key factor
Trump falls into virtual tie with Biden, Warren in Arizona poll
New poll shows Bernie Sanders in the lead in California | WJHL | Tri-Cities News & Weather
USC Dornsife/LA Times poll: Biden is the favorite among likely voters at nearly 2:1 - Press Room USC
