UMass poll gives Joe Biden, Bernie Sanders edge in 2020 New Hampshire Democratic primary - masslive.com
Bloomberg qualifies for debate, Sanders leads ahead of Nevada caucuses | PBS NewsHour
Suffolk/Globe poll finds Sanders, Warren, Buttigieg, Biden in tight race in N.H. - The Boston Globe
New poll shows Joe Biden ahead of Bernie Sanders in Missouri presidential primary | FOX40
Latino poll: Biden and Sanders are favorites, racism a concern
Biden, Warren and Sanders top 3 national polls - POLITICO
Biden wins Arizona primary in apparent three-state sweep of Sanders - Cronkite News - Arizona PBS
USC Dornsife/LA Times poll: Biden is the favorite among likely voters at nearly 2:1 - Press Room USC
Sanders soars to double-digit lead in new poll of Democrats; Biden slumps | The Times of Israel
CNN Poll of Polls: Biden and Sanders lead national Democratic primary | CNN Politics
Poll: Bernie, Warren surge to tie Biden atop Democratic field - POLITICO
KING 5 News poll: Biden edges Sanders days before Washington presidential primary | king5.com
Sanders Takes Lead, Buttigieg and Biden Vie For Second | Monmouth University Polling Institute | Monmouth University
Biden, Warren, Sanders stay on top; health is now an issue for Sanders: POLL - ABC News
Biden And Sanders Amp Up Criticism As Polls Show Edging Ahead In Democratic Race : NPR
It's not just the polls that show Biden and Sanders leading the primary | CNN Politics
Poll: Joe Biden, Bernie Sanders Lead in Nevada
Election Update: Biden Holds A Narrow Lead Over Sanders In South Carolina (We Think) | FiveThirtyEight
UT/TT Poll: Sanders and Biden Lead Texas Democratic Presidential Nomination Race; Trump Impeachment Trial Leaves Texans' Views Unwavering - UT News
Democratic voters who watched debate say Sanders impressed them most: CBS News poll - YouTube
Polls show Biden, Sanders and Warren at top of 2020 Democratic field - CBS News
/cdn.vox-cdn.com/uploads/chorus_image/image/66399032/1208692873.jpg.0.jpg "Bernie Sanders leads Joe Biden in national ranked-choice poll — but it's close - Vox")