Dec 19
Celal Gunes/Anadolu, Oliver Douliery/AFP, Anna Moneymaker/Getty Images, Kent Nishimura/Getty Images, AP Photo/J. Scott Applewhite, Adobe Stock
Plus, polls about voters' trust in election results and Biden's approval rating.
Old and new trends combined to make 2024's election a 20-year low for the party.
Polarization and incumbent losses make it harder for them to win the chamber.