Democratic nominee Hillary Clinton Hillary Diane Rodham ClintonBiden leads Trump by 36 points nationally among Latinos: poll Democratic super PAC to hit Trump in battleground states over coronavirus deaths Battle lines drawn on precedent in Supreme Court fight MORE is warning donors that she doesn't have the presidential contest locked up.

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"He may still beat me," the Democrat said in the subject line of an email sent out to donors, according to The Washington Examiner.

In the email, Clinton notes that Republican nominee Donald Trump Donald John TrumpBiden leads Trump by 36 points nationally among Latinos: poll Trump dismisses climate change role in fires, says Newsom needs to manage forest better Jimmy Kimmel hits Trump for rallies while hosting Emmy Awards MORE and his party raised more than $82 million during July.

She went on to slam her rival for mocking a disabled reporter and calling women "fat pigs." She also criticized Trump for his proposals to build a wall on the U.S.-Mexico border and deport millions of immigrants.

"He's unqualified and unfit to lead our country — but the unfortunate reality we must confront is that he still might be able to win if he spends enough to convince voters otherwise," Clinton said in the email.

"This team has what it takes to defeat him — I know that. But I need to know you're with me right now. Will you chip in to get your Team Hillary sticker and make sure that we win in November and build a future for our country that we can be proud of?"

Several recent polls have shown Clinton leading Trump nationally and in several battleground states.

Trump has been facing backlash over comments he has made over the past few weeks, including his criticism of the family of Capt. Humayun Khan, who was killed in 2004 in Iraq.