text:  And two campaign rallies, one on Friday in Wisconsin, one today in the swing state of Pennsylvania. Biden certainly has performed better than he did in that disastrous debate that set all this in motion. But he still hasn't done enough, I think, to restore confidence. And while he's – yeah, go ahead. No, Professor, I just wanted to get a very, very quick answer from you. In the event that he does stand down, who will replace him?