An ad the Elizabeth Warren campaign ran on Facebook attacking the social media platform for accepting false campaign ads from politicians was, in turn, false. 
Former Democratic presidential candidate Hillary Clinton received the lowest possible grade from fact-checker PolitiFact for repeating a claim that fact-checkers had already heavily criticized. 
The fact-checking website PolitiFact refused to use its signature Truth-O-Meter to rate the false claim by Sens. Elizabeth Warren (D., Mass.) and Kamala Harris (D., Calif.) that the death of Michael Brown was a "murder." 
Democratic frontrunner Joe Biden on Wednesday claimed President Donald Trump asserted that immigrants would "carve you up with a knife," but Biden took Trump's words out of context and didn't mention he was referring to the murderous MS-13 gang. 
Last week Rep. Ilhan Omar (D., Minn.) shared a frightening statistic about shooting deaths in America, but it turns out her number was wildly inaccurate. 
An election law expert said Democrats should stop claiming the Georgia and Florida governor's races in 2018 were "stolen" by Republicans, saying there is no evidence to support such a notion. 
Rep. Alexandria Ocasio-Cortez (D-N.Y.) made a factual error Thursday when explaining a factual error she made while defending herself from a Washington Post fact-check that found she made several factual errors.
Rep. Alexandria Ocasio-Cortez (D., N.Y.) on Monday blasted multiple fact-checking media sources for their coverage of her statements, saying, "I say true things all the time." 
Politifact reported it was only "mostly true" that Democratic incumbent senator Joe Manchin (W.Va.) said he wanted to "beat the living crap out of" his Republican opponent Patrick Morrisey. 
Hunters who vote in North Dakota's midterm elections next week will not lose their hunting licenses, despite a new ad by the North Dakota Democratic Party claiming that voting could cost hunters their out-of-state licenses. 