 He can stand defiant against an assassin one moment and call for national healing the next. A promise from Vance. We're done, ladies and gentlemen, catering to Wall Street. We'll commit to the working man. Aides say President Biden is nursing a mild case of COVID that's temporarily sidelined him from the campaign trail. He's still giving no outward signal he's ready to bow out of the race. UVA political analyst Larry Sabato.