 Also at townhall.com, many Democrats remain worried about Joe Biden's re-election chances, even as the campaign pushes ahead. Greg Cluxton has more. Team Biden says the campaign continues after the president's disastrous debate showing and that he's fit for the job. But Democrats remain panicked, especially after seeing the early post-debate poll numbers. Nearly three-quarters of all registered voters in a CBS News poll don't think Biden has the mental and cognitive health to be president.