Harris, Trump in dead heat across swing states in Washington Post poll ReutersHarris and Trump campaign in battleground states in final sprint to election CNNWho will win over undecideds? Harris, Trump make final push MSNBCHarris and Trump locked in dead heat in seven-state poll, with some voters still deciding The Washington PostInside the Last-Ditch Hunt by Harris and Trump for Undecided Voters The New York Times