Poll: Biden has a big lead. Another poll: Warren does. - The Washington Post
2020 poll: Elizabeth Warren boosted by debates but Biden paces 2020 Democratic field | CNN Politics
Poll: Biden's lead narrows, Warren rises, Sanders third, Buttigieg up
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
/cdn.vox-cdn.com/uploads/chorus_asset/file/19229225/Screen_Shot_2019_09_24_at_3.04.58_PM.png "Who is leading new Democratic 2020 polls? Warren, Biden and Sanders - Vox")
Who is leading new Democratic 2020 polls? Warren, Biden and Sanders - Vox
Biden Up 15. Warren Up 7. Are Primary Polls Too Far Apart? | FiveThirtyEight
/cdn.vox-cdn.com/uploads/chorus_asset/file/16349040/Screen_Shot_2019_06_17_at_11.27.37_AM.png "2020 election polls: Biden leads, Warren surges, Trump struggles - Vox")
2020 election polls: Biden leads, Warren surges, Trump struggles - Vox
Is Warren Becoming a Stronger 2020 Candidate Than Biden? | Vanity Fair
/cdn.vox-cdn.com/uploads/chorus_asset/file/19270640/Warren__1_.jpg "Elizabeth Warren is now leading the 2020 polls - Vox")
Elizabeth Warren is now leading the 2020 polls - Vox
2020 Democratic polls: Warren extends lead across early states, New Hampshire and draws even with Biden in Iowa — CBS News Battleground Tracker - CBS News
FAU Poll Finds Warren Cutting Into Biden's Lead in Florida, Where Trump Narrowly Leads in Matchups with Democrats | FAU Business
Elizabeth Warren and Joe Biden drop in new 2020 poll - Los Angeles Times
Elizabeth Warren catching up with Joe Biden as Democratic race frontrunner, 4 new major polls show
Democratic debate: Biden, Warren and Sanders spar over healthcare - BBC News
Biden, Warren, Sanders stay on top; health is now an issue for Sanders: POLL - ABC News
Biden down 13 points in new Monmouth poll, in tie with Warren and Sanders
Saint Anselm poll: Buttigieg surges to 10 percentage point lead over Biden, Warren in NH
Trump falls into virtual tie with Biden, Warren in Arizona poll
Democratic debate: Biden, Warren and Sanders spar over healthcare - BBC News
KQED Poll: Harris Slips in California, as Warren, Sanders and Biden Lead the Pack | KQED
Pete Buttigieg 2020: Election News, Polls for President, Fundraising, Campaign, Opponents, Results & More- POLITICO
Trump falls into virtual tie with Biden, Warren in Arizona poll
Elizabeth Warren is viewed more favorably than Joe Biden among Democrats | YouGov
