Elizabeth Warren is now leading the 2020 polls - Vox
Trump falls into virtual tie with Biden, Warren in Arizona poll
Biden, Warren lead Democratic presidential primary race in Mass., poll finds - The Boston Globe
Joe Biden still leads Florida, but Elizabeth Warren gaining fast, FAU poll finds
Elizabeth Warren, Massachusetts Senator, On Biden's VP List : NPR
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
Bernie Sanders ahead of Joe Biden in Texas, new poll shows | KXAN Austin
KQED Poll: Harris Slips in California, as Warren, Sanders and Biden Lead the Pack | KQED
Warren's Polls Have Leveled Off — At Least For Now | FiveThirtyEight
Democratic debate: Biden, Warren and Sanders spar over healthcare - BBC News
Biden, Sanders, Warren support dips in new poll | TheHill
Democratic debate: Biden, Warren and Sanders spar over healthcare - BBC News
2020 poll: Elizabeth Warren boosted by debates but Biden paces 2020 Democratic field | CNN Politics