Thousands rally behind US president, insisting he won race he lost; video shows attack on at least one supporter of the president; one stabbing reported, 2 police officers injured

Baseless theory to have a voice in House of Representatives, illustrating radicalization of US politics; Georgia Republican falsely claims George Soros was a Nazi collaborator

Marjorie Taylor Greene's Democratic rival drops candidacy, clearing path for Republican conspiracy theorist who has pushed anti-Semitic falsehoods

Facebook says Marjorie Taylor Greene's image showing her with a gun next to 3 Democratic House members, violates its policy against calling for violence

Media Matters says Georgia's Marjorie Taylor Greene, who has been backed by Trump, expressed support for clip claiming 'Zionist supremacists' conspiring to wipe out white people

Critics say its focus on Jewish figures, especially the billionaire political donor George Soros and the Rothschild family, is anti-Semitic

Query comes after US president promotes lie that Harris not eligible for VP job, backs Georgia congressional candidate who made anti-Semitic comments

President says Marjorie Taylor Greene, who has promoted various racist conspiracy theories, 'is strong on everything and never gives up'

Racist videos posted by Marjorie Taylor Greene bring attention to US House race and could indicate just how far candidates are able to push the limits of political rhetoric