"The Democrats have to find a way to communicate, I think, that this guy is mentally there," Maher said, later adding, "How do you communicate to the American public, 'Okay, he's old, but he has never lost his mind.' Can we agree on that? He's still got his marbles. It can still do the job. He just can't run for it."
Maher came up with Biden's new campaign slogan.
Vote Biden in 24 - He's Got Old Marbles