Former president Donald Trump is trailing nationally by six points in a new ABC poll, and Democratic presidential nominee and Vice President Kamala Harris has cut his lead in deep-red Iowa to just four points, says another poll. That, a pollster says, signals a big change in the electorate. (AP Photo | Alex Brandon) AP

Vice President Kamala Harris is in Michigan today and former President Donald Trump will be in Washington, D.C. Follow Newsweek's live blog.

Bettors on the crypto-based betting platform Polymarket now predict Harris has a 52% chance of winning the election—up around 2 points in the past 24 hours—compared to Trump’s 46%. This is a major swing in favor of Harris compared to last week,

But some pollsters and data scientists question the significance of the Quinnipiac University poll for Vice President Harris' standing.

After the first presidential debate in Philadelphia between Vice President Kamala Harris and former president Donald Trump, new polls show that voters stances on the candidates haven't changed much.

Democratic presidential nominee Kamala Harris received no boost nationally — or in the critical state of Pennsylvania — following last week’s debate against Donald Trump and remains neck-and-neck with her GOP opponent,

A new poll shows a tight race between Vice President Kamala Harris and former President Donald Trump in key swing states.