Kelly, a retired U.S. Marine Corps general, claimed in remarks published by The Atlantic on Tuesday that he witnessed Trump express an admiration for "Hitler's generals" while serving as president. Trump was also quoted as saying that wanted "the kind of generals that Hitler had" during a White House meeting.

Harris' statement is the latest escalation in an electoral season that has focused intensely on which candidate poses the greater threat to Jews.

Donald Trump’s longest-serving chief of staff is warning that the Republican presidential nominee meets the definition of a fascist and that while in office, Trump suggested that Nazi leader Adolf Hitler “did some good things.