The Latest: WH doctor says Trump will continue with duties President Donald Trump salutes as he boards Marine One as he leaves the White House to go to Walter Reed National Military Medical Center after he tested positive for COVID-19, Friday, Oct. 2, 2020, in Washington. (AP Photo/Alex Brandon)
Vice President Mike Pence speaks at an event hosted by The Family Leader Foundation Thursday, Oct. 1, 2020, in Des Moines, Iowa. (AP Photo/Charlie Neibergall)
President Donald Trump and first lady Melania Trump walk to board Air Force One to travel to the first presidential debate in Cleveland, Tuesday, Sept. 29, 2020, in Andrews Air Force Base, Md. (AP Photo/J. Scott Applewhite)
Judge Amy Coney Barrett speaks after President Donald Trump announced Barrett as his nominee to the Supreme Court, in the Rose Garden at the White House, Saturday, Sept. 26, 2020, in Washington. (AP Photo/Alex Brandon)
Democratic presidential candidate former Vice President Joe Biden stops to speak to members of the media as he walks out of the Queen Theater in Wilmington, Del., Thursday, Oct. 1, 2020, after pre-taping his speech for the Al Smith dinner. (AP Photo/Andrew Harnik)
Attorney General William Barr speaks with Kellyanne Conway after President Donald Trump announced Judge Amy Coney Barrett as his nominee to the Supreme Court, in the Rose Garden at the White House, Saturday, Sept. 26, 2020, in Washington. (AP Photo/Alex Brandon)
U.S. Sen. Thom Tillis, R-N.C., speaks during a televised debate with Democratic challenger Cal Cunningham, Thursday, Oct. 1, 2020, in Raleigh, N.C. (AP Photo/Gerry Broome, Pool)
Sen. Lindsey Graham, R-S.C., speaks during a Senate Judiciary Committee hearing on Capitol Hill in Washington, Wednesday, Sept. 30, 2020, to examine the FBI "Crossfire Hurricane" investigation. (Ken Cedeno/Pool via AP)
President Donald Trump waves to members of the media as he leaves the White House to go to Walter Reed National Military Medical Center after he tested positive for COVID-19, Friday, Oct. 2, 2020, in Washington. (AP Photo/Alex Brandon)
The helicopter that will carry President Donald Trump to Walter Reed National Military Medical Center in Bethesda, Md., lands on the South Lawn of White House in Washington, Friday, Oct. 2, 2020. The White House says Trump will spend a "few days" at the military hospital after contracting COVID-19. (AP Photo/J. Scott Applewhite)
Democratic presidential candidate former Vice President Joe Biden speaks at United Food & Commercial Workers Union Local 951 in Grand Rapids, Mich., Friday, Oct. 2, 2020. (AP Photo/Andrew Harnik)
President Donald Trump gives the thumbs-up as he walks from Marine One to the White House in Washington, Thursday, Oct. 1, 2020, as he returns from Bedminster, N.J. (AP Photo/Carolyn Kaster)
Counselor to the President Hope Hicks, left, with White House senior adviser Jared Kushner, walk from Marine One to accompany President Donald Trump aboard Air Force One as he departs Wednesday, Sept. 30, 2020, at Andrews Air Force Base, Md. (AP Photo/Alex Brandon)
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President Donald Trump salutes as he boards Marine One as he leaves the White House to go to Walter Reed National Military Medical Center after he tested positive for COVID-19, Friday, Oct. 2, 2020, in Washington. (AP Photo/Alex Brandon)