What's happened to Warren, Biden? Dismal showings and questions about the future.
Emerson Polling - August National Poll: Sanders Closing Gap with Biden; Mayor Pete Fades
Emerson Polling - September National Poll: Warren Surges, Biden Slips, and Sanders Holds, Creating Three Way Dead Heat for the Nomination
Joe Biden Stresses His Part in Elizabeth Warren's Signature Accomplishment - The New York Times
2020 Democratic polls: Biden, Warren, Harris, Sanders on top in early contests, CBS News Battleground Tracker finds - CBS News
5 Democratic contenders lead Trump in head-to-head matchups: POLL - ABC News
2020 Democratic polls: Warren extends lead across early states, New Hampshire and draws even with Biden in Iowa — CBS News Battleground Tracker - CBS News
Trump Competitive Against Candidates Not Named Biden, Sanders
Trump falls into virtual tie with Biden, Warren in Arizona poll
/cdn.vox-cdn.com/uploads/chorus_asset/file/19218192/Screen_Shot_2019_09_20_at_3.04.06_PM.png "Election 2020: Biden, Sanders, and Warren poll best against Trump - Vox")
Election 2020: Biden, Sanders, and Warren poll best against Trump - Vox
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Elizabeth Warren is now leading the 2020 polls - Vox
New poll shows Joe Biden ahead of Bernie Sanders in Missouri presidential primary | FOX40
Election Update: A New Batch Of Iowa Polls Still Shows A Tight Race Between Sanders And Biden | FiveThirtyEight
/cdn.vox-cdn.com/uploads/chorus_image/image/66447471/GettyImages_1204733808.0.jpg "2020 Democratic primary polls: Will Warren voters pick Biden or Sanders? - Vox")
2020 Democratic primary polls: Will Warren voters pick Biden or Sanders? - Vox
Poll: Elizabeth Warren within striking distance of Joe Biden in Nevada
100 Days to Election Day: Can Biden maintain lead in polls?
Biden Up 15. Warren Up 7. Are Primary Polls Too Far Apart? | FiveThirtyEight
Emerson Polling - Pennsylvania 2020: Biden leads Democratic Field in Pennsylvania; Biden and Sanders lead Trump by 10 Points in General Election
Is Warren Becoming a Stronger 2020 Candidate Than Biden? | Vanity Fair
How Biden, Warren and Sanders fare vs. Trump in 2020 election polls
Poll: Biden's lead narrows, Warren rises, Sanders third, Buttigieg up
Bernie Sanders, Joe Biden, Elizabeth Warren lead new California poll
Biden, Warren and Sanders top 3 national polls - POLITICO
Elizabeth Warren Rises to Tie Joe Biden in Poll of New York Democrats - WSJ
One Year From Election, Trump Trails Biden but Leads Warren in Battlegrounds - The New York Times
Poll: Less than a quarter of Massachusetts residents want President Biden to run for re-election. — MassINC Polling Group
