FILE - Republican presidential candidate former President Donald Trump waves as he walks off stage after speaking at the National Association of Black Journalists convention, July 31, 2024, in Chicago. Trump's false attacks on Vice President Kamala Harris' Black identity have worried top Republicans that Trump may lose a campaign they still see as favorable for him. They say he should focus solely on the economy and immigration. (AP Photo/Charles Rex Arbogast, File)

Republican vice presidential nominee Sen. JD Vance, R-Ohio, speaks at a campaign event at Wollard International, Aug. 7, 2024, in Eau Claire, Wis. (AP Photo/Alex Brandon)

Democratic presidential nominee Vice President Kamala Harris, with Democratic vice presidential nominee Minnesota Gov. Tim Walz, left, and Shawn Fain, President of the UAW, right, speaks at a campaign rally at UAW Local 900, Thursday, August 8, 2024, in Wayne, Mich. (AP Photo/Julia Nikhinson)

Republican presidential nominee former President Donald Trump speaks to reporters during a news conference at his Mar-a-Lago estate Thursday, Aug. 8, 2024, in Palm Beach, Fla. (AP Photo/Alex Brandon)

Republican presidential nominee former President Donald Trump talks about his ear during a news conference at his Mar-a-Lago estate Thursday, Aug. 8, 2024, in Palm Beach, Fla. (AP Photo/Alex Brandon)

Democratic presidential nominee Vice President Kamala Harris is welcomed by running mate Democratic vice presidential nominee Minnesota Gov. Tim Walz before she delivers remarks at a campaign rally in Eau Claire, Wis., Wednesday, Aug. 7, 2024. (Kerem Yücel/Minnesota Public Radio via AP)

Democratic vice presidential nominee Minnesota Gov. Tim Walz meets union members during a campaign rally at UAW Local 900, Thursday, August 8, 2024, in Wayne, Mich., also attended by Democratic presidential nominee Vice President Kamala Harris. (AP Photo/Julia Nikhinson)

Second gentleman Doug Emhoff left, and UNESCO Director-General Audrey Azoulay pose for a photo on the balcony of the UNESCO headquarters after a meeting in Paris, Thursday, Aug. 8, 2024. (AP Photo/Michel Euler)

Republican presidential nominee former President Donald Trump speaks to reporters at his Mar-a-Lago estate Thursday, Aug. 8, 2024, in Palm Beach, Fla. (AP Photo/Alex Brandon)