Joe Biden arrives to speak to supporters early Wednesday in Wilmington, Del., with his wife, Jill Biden.

President Trump speaks in the East Room of the White House early Wednesday, with the election still unsettled.

Joe Biden visits with residents Tuesday across the street from the Joseph R. Biden Jr. Aquatic Center in Wilmington, Del.

President Trump speaks at a campaign rally Monday at Fayetteville Regional Airport in Fayetteville, N.C.

Democratic presidential candidate Joe Biden speaks at a drive-in rally at Heinz Field in Pittsburgh on Monday.

President Trump and Vice President Mike Pence arrive for a campaign rally Monday at Cherry Capital Airport in Traverse City, Mich.

Joe Biden appears with Lady Gaga on Monday at Schenley Plaza in Pittsburgh.

President Trump throws hats to supporters as he arrives for a campaign rally Monday at Cherry Capital Airport in Traverse City, Mich.

Joe Biden speaks to supporters at a campaign event in Scranton, Pa., on Tuesday.

A man holds up a cardboard cutout of President Donald Trump as supporters rally ahead of the start of a car caravan by hundreds of vehicles, at Tropical Park in Miami, Sunday, Nov. 1, 2020.(AP Photo/Rebecca Blackwell)

Joe Biden walks with his granddaughter Finnegan Biden into St. Joseph On the Brandywine Catholic Church in Wilmington, Del., on Tuesday morning.

President Trump waves to the crowd after speaking at a campaign event Monday at Kenosha Regional Airport in Kenosha, Wis.