President Donald Trump walks to the podium to speak at a campaign rally at Keith House, Washington's Headquarters, Saturday, Oct. 31, 2020, in Newtown, Pa. (AP Photo/Alex Brandon)

President Donald Trump speaks during a campaign rally at Michigan Sports Stars Park, Sunday, Nov. 1, 2020, in Washington, Mich. (AP Photo/Jose Juarez)

Democratic presidential candidate former Vice President Joe Biden appears on a "Zoom with Oprah Winfrey" virtual show at The Queen theater in Wilmington, Del., Wednesday, Oct. 28, 2020. (AP Photo/Andrew Harnik)

Democratic presidential candidate former Vice President Joe Biden boards his campaign plane at New Castle Airport in New Castle, Del., Saturday, Oct. 31, 2020, to travel to Flint, Mich. to campaign with former President Barack Obama. (AP Photo/Andrew Harnik)

Democratic presidential candidate former Vice President Joe Biden arrives to speak at a "Souls to the Polls" drive-in rally at Sharon Baptist Church, Sunday, Nov. 1, 2020, in Philadelphia. (AP Photo/Andrew Harnik)

President Donald Trump walks to the podium to speak at a campaign rally at Keith House, Washington's Headquarters, Saturday, Oct. 31, 2020, in Newtown, Pa. (AP Photo/Alex Brandon)