If that’s the criteria, Trump should resign too. He makes unsubstantiated allegations (which I think of as lies) all the time. Just last night at the rally according to the article:
“I know things about Tester that I can say, too,” Trump said at the rally. “And if I said them, he’d never be elected again.”
How is that different than what he accuses Tester of?
and there’s this: