 That would be cause for concern. That was strike one. If this were a ball game, he's got two more swings. Do you think President Biden's the best messenger for the top of the ticket? I'm a very big supporter of President Biden. He's been a great president. After the debate performance last night, should he step aside? Joining me now from Atlanta is Democratic Senator Raphael Warnock of Georgia. Senator Warnock, welcome back to Meet the Press.