Some Democrats called for President Joe Biden to withdraw from the 2024 election after a debate performance where he seemed disoriented and had trouble keeping his train of thought. Switching candidates this late would be difficult, but some Democrats discussed the possibility of a contested convention or replacing Biden as the nominee. If Biden withdrew, Vice President Kamala Harris would likely be the replacement nominee, though some mentioned other potential options like Gavin Newsom or Gretchen Whitmer. A seasoned Democratic strategist predicts that discussions about finding replacements will intensify following the "disaster.’