Warren gains on Sanders, Biden in new national poll

Sen. Elizabeth WarrenElizabeth WarrenAll fracked up: Biden's Keystone State breakdown What do Google, banks and chicken salad have in common? Final debate: War Admiral vs. Seabiscuit MORE (D-Mass.) is gaining ground on top-tier White House contenders Sen. Bernie SandersBernie SandersObama book excerpt: 'Hard to deny my overconfidence' during early health care discussions Americans have a choice: Socialized medicine or health care freedom Ocasio-Cortez says Democrats must focus on winning White House for Biden MORE (I-Vt.) and former Vice President Joe BidenJoe BidenDemocrats warn GOP will regret Barrett confirmation Trump campaign eyes election night party at his sold-out DC hotel Harris blasts GOP for confirming Amy Coney Barrett: 'We won't forget this' MORE, according to a new Hill-HarrisX survey.

The survey released on Tuesday still shows Warren in third place, but she has ticked up four points over the past two weeks to 14 percent support among likely Democratic and independent voters.

Biden, meanwhile, held onto the top spot with 30 percent, but is down 1 percentage point. Sanders placed second at 17 percent and is up 1 point from the Aug. 9-10 poll.

Sen. Kamala HarrisKamala HarrisHarris blasts GOP for confirming Amy Coney Barrett: 'We won't forget this' GOP Senate confirms Trump Supreme Court pick to succeed Ginsburg The painstaking, state-by-state fight to protect abortion access MORE (D-Calif.) tied with South Bend, Ind., Mayor Pete ButtigiegPete ButtigiegLGBTQ voters must show up at the polls, or risk losing progress Buttigieg says it's time to 'turn the page' on Trump administration Sunday shows preview: Coronavirus cases surge in the Midwest; Trump hits campaign trail after COVID-19 MORE for fourth place, with each receiving 4 percent support. 

Former Rep. Beto O’Rourke (D-Texas) rounded out the top five at 3 percent, a 1 point decrease compared to the previous poll.

Sen. Cory BookerCory Anthony BookerDemocratic senators unveil bill to ban discrimination in financial services industry Obama endorses Espy in Mississippi Senate race Durbin says he will run for No. 2 spot if Dems win Senate majority MORE (N.J.), tech entrepreneur Andrew YangAndrew YangPelosi spars with CNN's Blitzer over COVID-19 aid: 'You really don't know what you're talking about' The shape of guaranteed income Biden's latest small business outreach is just ... awful MORE and Montana Gov. Steve BullockSteve BullockInterior says Pendley to remain at BLM despite 'dramatic tweets' from Democrats Democrat trails by 3 points in Montana Senate race: poll Poll shows statistical tie in Montana Senate race MORE (D) were the only other candidates that polled above 1 percent in the poll. 

The latest results come amid signs that Sanders and Warren are cutting into Biden's lead over the Democratic contenders for the White House, though the former vice president remains the front-runner.

The Hill-HarrisX poll surveyed 465 Democratic and independent registered voters between Aug. 23 and Aug. 24 with a margin of error of plus or minus 4.6 percentage points.

—Tess Bonn