Clinton up by 8 points in national poll
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Democratic presidential nominee Hillary ClintonHillary Diane Rodham ClintonTrump can save Republicans and restore sanity to California in 2018 Breitbart News denies readership drop, alt-right label Mellman: The next war MORE leads Republican rival Donald TrumpDonald John TrumpHouse expected to vote on omnibus Thursday afternoon House passes 'right to try' drug bill Spending bill rejects Trump’s proposed EPA cut MORE by 8 points nationally in a poll released early Sunday.

Clinton has 50 percent support among registered voters in the Washington Post-ABC News poll, compared with 42 percent for Trump.

In July, Clinton led Trump by 4 points, 47 percent to 43 percent.

Clinton maintains her 8-point lead in the new poll when third-party candidates are factored in. In that scenario, Clinton has 45 percent support, Trump has 37 percent, Libertarian Party nominee Gary JohnsonGary Earl JohnsonWithout ranked voting, Pennsylvania's slim margins hide voters' preferences If weed is no longer a crime, why are people still behind bars? Gary Johnson: Trump admin marijuana policy shift could cost him reelection MORE has 8 percent and Green Party nominee Jill Stein has 4 percent.

In last month’s poll, Clinton had a 4-point lead in a four-way race.

Pollsters also found that 74 percent of registered voters disapprove of Trump’s dispute with Khizr and Ghazala Khan, the parents of an Army captain who was killed in combat in Iraq.

Sixty percent of respondents said Trump is not honest and trustworthy, and 36 percent said he is.

Sixty percent also said Clinton is not honest and trustworthy, compared with 38 percent who said she is.

Clinton also holds a 19-point lead over Trump among college-educated white women, 57 to 38 percent. The candidates split that key demographic last month.

The poll of 814 registered voters, conducted Aug. 1-4, has a margin of error of 4 percentage points.

Clinton leads Trump by 7 points the RealClearPolitics average of national polls, 47.3 percent to 40.4 percent.

Updated at 8:44 a.m.