Four Democratic presidential candidates beat President Trump by double digits in a general election mock-up in Virginia, according to a new poll.

Former Vice President Joe Biden Joe BidenFormer Pence aide: White House staffers discussed Trump refusing to leave office Progressive group buys domain name of Trump's No. 1 Supreme Court pick Bloomberg rolls out M ad buy to boost Biden in Florida MORE had the biggest lead over Trump, at 18 points, according to a University of Mary Washington poll released Thursday. Biden had 55 percent compared to Trump’s 37 percent.

Sens. Bernie Sanders Bernie SandersSirota reacts to report of harassment, doxing by Harris supporters Republicans not immune to the malady that hobbled Democrats The Hill's Morning Report - Sponsored by Facebook - Republicans lawmakers rebuke Trump on election MORE (I-Vt.) and Elizabeth Warren Elizabeth WarrenOvernight Defense: Appeals court revives House lawsuit against military funding for border wall | Dems push for limits on transferring military gear to police | Lawmakers ask for IG probe into Pentagon's use of COVID-19 funds On The Money: Half of states deplete funds for Trump's 0 unemployment expansion | EU appealing ruling in Apple tax case | House Democrats include more aid for airlines in coronavirus package Warren, Khanna request IG investigation into Pentagon's use of coronavirus funds MORE (D-Mass.) both beat Trump by 15 points, with 53 percent of support from Virginia voters compared to Trump’s 38 percent. ADVERTISEMENT

Sen. Kamala Harris Kamala HarrisTexas Democratic official urges Biden to visit state: 'I thought he had his own plane' The Hill's Campaign Report: Biden on Trump: 'He'll leave' l GOP laywers brush off Trump's election remarks l Obama's endorsements A game theorist's advice to President Trump on filling the Supreme Court seat MORE (D-Calif.) led Trump by 12 points in the state, with 50 percent compared to the president’s 38 percent, based on the poll.

No other candidates were listed in the published poll. The Hill reached out to clarify if the poll surveyed voters about other primary candidates, but the professor to whom the poll directs questions was not immediately available.

The poll was conducted by Research America Inc. between Sept. 3-15. It surveyed 1,009 adults 18 or over in Virginia. The margin of error is 3.1 percentage points, and the results are weighted to correct “known demographic discrepancies.”

The poll was conducted before the House launched a formal impeachment inquiry into Trump.

On Tuesday Speaker Nancy Pelosi Nancy PelosiDemocratic senator to party: 'A little message discipline wouldn't kill us' Overnight Health Care: New wave of COVID-19 cases builds in US | Florida to lift all coronavirus restrictions on restaurants, bars | Trump stirs questions with 0 drug coupon plan Overnight Defense: Appeals court revives House lawsuit against military funding for border wall | Dems push for limits on transferring military gear to police | Lawmakers ask for IG probe into Pentagon's use of COVID-19 funds MORE (D-Calif.) announced the official inquiry, amid new allegations that Trump asked Ukraine to investigate Biden. A copy of a whistleblower complaint released Thursday also alleges White House officials were directed to remove electronic transcripts of Trump's call with Ukrainian President Volodymyr Zelensky.