Sanders soars to double-digit lead in new poll of Democrats; Biden slumps | The Times of Israel
It's not just the polls that show Biden and Sanders leading the primary | CNN Politics
Sanders Takes Lead, Buttigieg and Biden Vie For Second | Monmouth University Polling Institute | Monmouth University
Sanders Seizes Lead in Volatile Iowa Race, Times Poll Finds - The New York Times
Election Update: Biden Holds A Narrow Lead Over Sanders In South Carolina (We Think) | FiveThirtyEight
Latino poll: Biden and Sanders are favorites, racism a concern
Poll: Biden's lead narrows, Warren rises, Sanders third, Buttigieg up
Poll: Bernie, Warren surge to tie Biden atop Democratic field - POLITICO
Biden Boasts 16-Point Lead Over Sanders in Democratic Presidential Race - Morning Consult
One Year From Election, Trump Trails Biden but Leads Warren in Battlegrounds - The New York Times
Polls show Biden, Sanders and Warren at top of 2020 Democratic field - CBS News
Bernie Sanders ahead of Joe Biden in Texas, new poll shows | KXAN Austin
Suffolk/Globe poll finds Sanders, Warren, Buttigieg, Biden in tight race in N.H. - The Boston Globe
Poll: Biden leads 2020 Democrats, Warren surges to third behind Sanders | The Hill
Poll: Joe Biden, Bernie Sanders Lead in Nevada
Why Bernie Sanders Is Electable, Too
March 10th: Another Good Night for Joe Biden - Edison Research
UT/TT Poll: Sanders and Biden Lead Texas Democratic Presidential Nomination Race; Trump Impeachment Trial Leaves Texans' Views Unwavering - UT News
One Year From Election, Trump Trails Biden but Leads Warren in Battlegrounds - The New York Times
KING 5 News poll: Biden edges Sanders days before Washington presidential primary | king5.com
Saint Anselm poll: Buttigieg surges to 10 percentage point lead over Biden, Warren in NH
NPR/PBS NewsHour/Marist Poll: Biden, Sanders Lead 2020 Democratic Race | WUSF Public Media
Biden wins Arizona primary in apparent three-state sweep of Sanders - Cronkite News - Arizona PBS
