Biden Up 15. Warren Up 7. Are Primary Polls Too Far Apart? | FiveThirtyEight
Joe Biden Stresses His Part in Elizabeth Warren's Signature Accomplishment - The New York Times
Is Warren Becoming a Stronger 2020 Candidate Than Biden? | Vanity Fair
New Democratic Polls Offer Encouragement to Biden, Warren, and Sanders | The New Yorker
Trump falls into virtual tie with Biden, Warren in Arizona poll
Elizabeth Warren, Massachusetts Senator, On Biden's VP List : NPR
How Biden, Warren and Sanders fare vs. Trump in 2020 election polls
Trump Competitive Against Candidates Not Named Biden, Sanders
Bernie Sanders, Joe Biden, Elizabeth Warren lead new California poll
One Year From Election, Trump Trails Biden but Leads Warren in Battlegrounds - The New York Times
What's happened to Warren, Biden? Dismal showings and questions about the future.
2020 Democratic polls: Biden, Warren, Harris, Sanders on top in early contests, CBS News Battleground Tracker finds - CBS News
Poll: Less than a quarter of Massachusetts residents want President Biden to run for re-election. — MassINC Polling Group
WBUR Poll: Buttigieg, Biden Top N.H. Primary Race, While Warren's Support Slips | WBUR News
Emerson Polling - Pennsylvania 2020: Biden leads Democratic Field in Pennsylvania; Biden and Sanders lead Trump by 10 Points in General Election
Emerson Polling - August National Poll: Sanders Closing Gap with Biden; Mayor Pete Fades
Elizabeth Warren Rises to Tie Joe Biden in Poll of New York Democrats - WSJ
Election Update: A New Batch Of Iowa Polls Still Shows A Tight Race Between Sanders And Biden | FiveThirtyEight
Democratic polls 2020: Elizabeth Warren rises as Joe Biden clings to delegate edge — CBS News Battleground Tracker - CBS News
Poll: Elizabeth Warren within striking distance of Joe Biden in Nevada
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Elizabeth Warren is now leading the 2020 polls - Vox
5 Democratic contenders lead Trump in head-to-head matchups: POLL - ABC News
Poll: Biden's lead narrows, Warren rises, Sanders third, Buttigieg up
