Slideshow: Joe Biden, the 46th President of the United States
Lady Gaga performs the National Anthem as President-elect Joe Biden watches during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Kamala Harris is sworn in as vice president by Supreme Court Justice Sonia Sotomayor as her husband Doug Emhoff holds the Bible during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(Saul Loeb/Pool Photo via AP)
President Joe Biden talks with former Presidents George Bush and Bill Clinton after the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Pool)
Vice President-elect Kamala Harris and her husband Doug Emhoff arrive during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Lady Gaga sings the National Anthem during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Pool)
President Joe Biden talks with Sen. Amy Klobuchar, D-Minn., during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Vice President Kamala Harris hugs husband Doug Emhoff after being sworn in during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Vice President Kamala Harris waves after being sworn in during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
President Joe Biden speaks during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(AP Photo/Patrick Semansky, Pool)
President Joe Biden speaks during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(AP Photo/Patrick Semansky, Pool)
President Joe Biden talks with former President George Bush and former first lady Laura Bush and former President Bill Clinton and former Sec. of State Hillary Clinton, after the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Po
President Joe Biden greeting former President George Bush and his wife Laura Bush, during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Susan Walsh, Pool)
Former President Barack Obama gives a thumbs up after the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Pool)
President-elect Joe Biden and his wife Jill Biden arrive for the 59th Presidential Inauguration at the U.S. Capitol for Biden in Washington, Wednesday, Jan. 20, 2021. (Saul Loeb/Pool Photo via AP)
Rev. Silvester Beaman gives the benediction during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Pool)
A President Joe Biden supporter holds a flag near the Capitol during 59th Presidential Inauguration, Wednesday, Jan. 20, 2021, in Washington. (AP Photo/John Minchillo)
Kamala Harris is sworn in as vice president by Supreme Court Justice Sonia Sotomayor as her husband Doug Emhoff holds the Bible during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Joe Biden is sworn in as the 46th president of the United States by Chief Justice John Roberts as Jill Biden holds the Bible during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(AP Photo/Patrick Semansky, Pool)
President Joe Biden speaks during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(AP Photo/Patrick Semansky, Pool)
The American flag flies next to the highlighted numbers 46 outside President Joe Biden's childhood residence, Wednesday, Jan. 20, 2021, in Scranton, Pa. Joe Biden was sworn in as the 46th president of the United States on Wednesday. (AP Photo/Mary Altaffer)
Lady Gaga performs the National Anthem as President-elect Joe Biden watches during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Kamala Harris is sworn in as vice president by Supreme Court Justice Sonia Sotomayor as her husband Doug Emhoff holds the Bible during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(Saul Loeb/Pool Photo via AP)
President Joe Biden talks with former Presidents George Bush and Bill Clinton after the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Pool)
Vice President-elect Kamala Harris and her husband Doug Emhoff arrive during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Lady Gaga sings the National Anthem during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Pool)
President Joe Biden talks with Sen. Amy Klobuchar, D-Minn., during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Vice President Kamala Harris hugs husband Doug Emhoff after being sworn in during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Vice President Kamala Harris waves after being sworn in during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
President Joe Biden speaks during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(AP Photo/Patrick Semansky, Pool)
President Joe Biden speaks during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(AP Photo/Patrick Semansky, Pool)
President Joe Biden talks with former President George Bush and former first lady Laura Bush and former President Bill Clinton and former Sec. of State Hillary Clinton, after the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Po
President Joe Biden greeting former President George Bush and his wife Laura Bush, during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Susan Walsh, Pool)
Former President Barack Obama gives a thumbs up after the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Pool)
President-elect Joe Biden and his wife Jill Biden arrive for the 59th Presidential Inauguration at the U.S. Capitol for Biden in Washington, Wednesday, Jan. 20, 2021. (Saul Loeb/Pool Photo via AP)
Rev. Silvester Beaman gives the benediction during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Patrick Semansky, Pool)
A President Joe Biden supporter holds a flag near the Capitol during 59th Presidential Inauguration, Wednesday, Jan. 20, 2021, in Washington. (AP Photo/John Minchillo)
Kamala Harris is sworn in as vice president by Supreme Court Justice Sonia Sotomayor as her husband Doug Emhoff holds the Bible during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021. (AP Photo/Andrew Harnik)
Joe Biden is sworn in as the 46th president of the United States by Chief Justice John Roberts as Jill Biden holds the Bible during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(AP Photo/Patrick Semansky, Pool)
President Joe Biden speaks during the 59th Presidential Inauguration at the U.S. Capitol in Washington, Wednesday, Jan. 20, 2021.(AP Photo/Patrick Semansky, Pool)
The American flag flies next to the highlighted numbers 46 outside President Joe Biden's childhood residence, Wednesday, Jan. 20, 2021, in Scranton, Pa. Joe Biden was sworn in as the 46th president of the United States on Wednesday. (AP Photo/Mary Altaffer)