"As we approach this magnificent anniversary, we see our American identity under a renewed attack, a generation after we fought and won the Cold War against the menace of communism," Trump said. "There is now a resurgence of the communist menace in our land, including from newcomers to our country who embrace ideas totally opposed to our way of life and our great success. These are not mere political disagreements like differences over taxes or regulations. Communism is a mortal threat to American liberty."

He cannot be forced off the ticket. But if he withdraws, the state Democratic Party has an additional two weeks (until July 13), to name a replacement candidate.

There is little evidence to support Zelensky's version of events.