Birds fly over the White House as members of security stand guard on the final night of Donald Trump's presidency, ahead of U.S. President-elect Joe Biden's inauguration, in Washington, U.S., January 19, 2021. REUTERS/Andrew Kelly

Sen. Joni Ernst (R-Iowa) questions President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin during his confirmation before the Senate Armed Services Committee in Washington, U.S., January 19, 2021. Greg Nash/Pool via REUTERS

President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin laughs at a joke made by Sen. Jack Reed (D-R.I.) during his confirmation before the Senate Armed Services Committee in Washington, U.S., January 19, 2021. Greg Nash/Pool via REUTERS

Suzanne Ianni leaves the court house in Boston, Massachusetts, U.S., January 19, 2021 after appearing on charges related to the January 6 storming of the U.S. Capitol in Washington. REUTERS/Faith Ninivaggi

Soccer Football - Primera A - Final - Boca Juniors v River Plate - Estadio Jose Amalfitani, Buenos Aires, Argentina - January 19, 2021 General view during the warm up before the match Pool via REUTERS/Juan Ignacio Roncoroni

President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin answers questions during his confirmation before the Senate Armed Services Committee in Washington, U.S., January 19, 2021. Greg Nash/Pool via REUTERS

A general view of the upper house of parliament after a confidence vote, in Rome, Italy, January 19, 2021. REUTERS/Yara Nardi/Pool

The reflecting pool at the Lincoln Memorial is seen as U.S. President-elect Joe Biden hosts a memorial to honor those who died from COVID-19 in Washington, U.S., January 19, 2021. REUTERS/Callaghan O'Hare

U.S. President Donald Trump makes remarks on a television monitor from the White House Briefing Room during his last day in office, in Washington, D.C. U.S., January 19, 2021. REUTERS/Carlos Barria

U.S. President Donald Trump makes remarks on a television monitor from the White House Briefing Room during his last day in office, in Washington, D.C. U.S., January 19, 2021. REUTERS/Carlos Barria

The reflecting pool at the Lincoln Memorial is seen as U.S. President-elect Joe Biden hosts a memorial to honor those who died from COVID-19 in Washington, U.S., January 19, 2021. REUTERS/Callaghan O'Hare

Soccer Football - FA Cup - Third Round - Southampton v Shrewsbury Town - St Mary's Stadium, Southampton, Britain - January 19, 2021 Southampton's James Ward-Prowse celebrates scoring their second goal with teammates Pool via REUTERS/Adrian Dennis

Retired General Lloyd Austin testifies before the Senate Armed Services Committee during his confirmation hearing to be the next Secretary of Defense in the Dirksen Senate Office Building in Washington, U.S. January 19, 2021. Jim Lo Scalzo/Pool via REUTERS

Bavarian State Premier Markus Soeder and German Chancellor Angela Merkel leaves after a news conference about further coronavirus disease (COVID-19) measures, at the Chancellery in Berlin, Germany, January 19, 2021. REUTERS/Hannibal Hanschke/Pool

Retired General Lloyd Austin testifies before the Senate Armed Services Committee during his confirmation hearing to be the next Secretary of Defense in the Dirksen Senate Office Building in Washington, U.S. January 19, 2021. Jim Lo Scalzo/Pool via REUTERS

Retired General Lloyd Austin testifies before the Senate Armed Services Committee during his confirmation hearing to be the next Secretary of Defense in the Dirksen Senate Office Building in Washington, U.S. January 19, 2021. Jim Lo Scalzo/Pool via REUTERS

Soccer Football - Primera A - Final - Boca Juniors v River Plate - Estadio Jose Amalfitani, Buenos Aires, Argentina - January 19, 2021 Boca Juniors' Laurina Oliveros during the warm up before the match Pool via REUTERS/Juan Ignacio Roncoroni

Soccer Football - FA Cup - Third Round - Southampton v Shrewsbury Town - St Mary's Stadium, Southampton, Britain - January 19, 2021 Southampton manager Ralph Hasenhuttl during the match Pool via REUTERS/Adrian Dennis

U.S. President Donald Trump makes remarks on a television monitor from the White House Briefing Room during his last day in office, in Washington, D.C. U.S., January 19, 2021. REUTERS/Carlos Barria

A globe is seen as Antony J. Blinken, of New York, speaks during his confirmation hearing to be Secretary of State before the U.S. Senate Foreign Relations Committee at the U.S. Capitol in Washington, DC, U.S. January 19, 2021. Alex Edelman/Pool via REUTERS

Senator Lindsey Graham, R-SC, looks on as he asks Antony J. Blinken, of New York, a question during his confirmation hearing to be Secretary of State before the U.S. Senate Foreign Relations Committee at the U.S. Capitol in Washington, DC, U.S. January 19, 2021. Alex Edelman/Pool via REUTERS

Antony J. Blinken, of New York, speaks during his confirmation hearing to be Secretary of State before the U.S. Senate Foreign Relations Committee at the U.S. Capitol in Washington, DC, U.S. January 19, 2021. Alex Edelman/Pool via REUTERS

Senator Lindsey Graham, R-SC, asks Antony J. Blinken, of New York, a question during his confirmation hearing to be Secretary of State before the U.S. Senate Foreign Relations Committee at the U.S. Capitol in Washington, DC, U.S. January 19, 2021. Alex Edelman/Pool via REUTERS

Senator Lindsey Graham, R-SC, asks Antony J. Blinken, of New York, a question during his confirmation hearing to be Secretary of State before the U.S. Senate Foreign Relations Committee at the U.S. Capitol in Washington, DC, U.S. January 19, 2021. Alex Edelman/Pool via REUTERS

Senator Lindsey Graham, R-SC, asks Antony J. Blinken, of New York, a question during his confirmation hearing to be Secretary of State before the U.S. Senate Foreign Relations Committee at the U.S. Capitol in Washington, DC, U.S. January 19, 2021. Alex Edelman/Pool via REUTERS

German Chancellor Angela Merkel speaks next to Bavarian State Premier Markus Soeder and Berlin Mayor Michael Mueller during a news conference about further coronavirus disease (COVID-19) measures, at the Chancellery in Berlin, Germany, January 19, 2021. REUTERS/Hannibal Hanschke/Pool

U.S. President-elect Joe Biden and his wife Jill arrive at Joint Base Andrews in Maryland, U.S. January 19, 2021. REUTERS/Tom Brenner

U.S. President-elect Joe Biden arrives at Joint Base Andrews in Maryland, U.S. January 19, 2021. REUTERS/Tom Brenner

Senator Lindsey Graham, R-SC, asks Antony J. Blinken, of New York, a question during his confirmation hearing to be Secretary of State before the U.S. Senate Foreign Relations Committee at the U.S. Capitol in Washington, DC, U.S. January 19, 2021. Alex Edelman/Pool via REUTERS

Senator Lindsey Graham, R-SC, asks Antony J. Blinken, of New York, a question during his confirmation hearing to be Secretary of State before the U.S. Senate Foreign Relations Committee at the U.S. Capitol in Washington, DC, U.S. January 19, 2021. Alex Edelman/Pool via REUTERS

German Chancellor Angela Merkel gestures as she speaks during a news conference about further coronavirus disease (COVID-19) measures, at the Chancellery in Berlin, Germany, January 19, 2021. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel attends a news conference about further coronavirus disease (COVID-19) measures, at the Chancellery in Berlin, Germany, January 19, 2021. REUTERS/Hannibal Hanschke/Pool

Sen. Kirsten Gillibrand (D-N.Y.) remotely questions President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin during his confirmation before the Senate Armed Services Committee in Washington, U.S. January 19, 2021. Greg Nash/Pool via REUTERS

U.S. President-elect Joe Biden and his wife Jill arrive at Joint Base Andrews in Maryland, U.S. January 19, 2021. REUTERS/Tom Brenner

U.S. President-elect Joe Biden and his wife Jill arrive at Joint Base Andrews in Maryland, U.S. January 19, 2021. REUTERS/Tom Brenner

Sen. Tom Cotton (R-Ark.) questions President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin during his confirmation before the Senate Armed Services Committee in Washington, U.S. January 19, 2021. Greg Nash/Pool via REUTERS

Sen. Kevin Cramer (R-N.D.) speaks to Sen. Dan Sullivan (R-Alaska) during the Senate Armed Services Committee confirmation hear for President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin in Washington, U.S. January 19, 2021. Greg Nash/Pool via REUTERS

Sen. Jeanne Shaheen (D-N.H.) questions President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin during his confirmation before the Senate Armed Services Committee in Washington, U.S. January 19, 2021. Greg Nash/Pool via REUTERS

U.S. President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin answers questions during his confirmation before the Senate Armed Services Committee in Washington, U.S. January 19, 2021. Greg Nash/Pool via REUTERS

U.S. President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin answers questions during his confirmation before the Senate Armed Services Committee in Washington, U.S. January 19, 2021. Greg Nash/Pool via REUTERS

President of Senate Maria Elisabetta Alberti Casellati speaks with senators after a confidence vote at the upper house of parliament, in Rome, Italy, January 19, 2021. REUTERS/Yara Nardi/Pool

A general view of the upper house of parliament after a confidence vote, in Rome, Italy, January 19, 2021. REUTERS/Yara Nardi/Pool

U.S. President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin answers questions during his confirmation before the Senate Armed Services Committee in Washington, U.S. January 19, 2021. Greg Nash/Pool via REUTERS

U.S. President-elect Joe Biden's nominee for Secretary of Defense Retired Army Gen. Lloyd Austin answers questions during his confirmation before the Senate Armed Services Committee in Washington, U.S. January 19, 2021. Greg Nash/Pool via REUTERS

Defense lawyer Andrea Bergman appears during a virtual hearing for Timothy Hale-Cusanelli in a New Jersey court January 19, 2021 on charges related to the January 6th storming of the U.S. Capitol in Washington. REUTERS/Jane Rosenberg

Timothy Hale-Cusanelli appears with defense lawyer Andrea Bergman before judge Tonianne Bongiovanni and Assistant U.S. Attorney Sammi Malek during a virtual hearing in a New Jersey court January 19, 2021 on charges related to the January 6th storming of the U.S. Capitol in Washington. REUTERS/Jane Rosenberg

U.S. President-elect Joe Biden and his wife Jill disembark a plane at Joint Base Andrews in Maryland, U.S. January 19, 2021. REUTERS/Tom Brenner

German Chancellor Angela Merkel puts on a face mask after a news conference about further coronavirus disease (COVID-19) measures, at the Chancellery in Berlin, Germany, January 19, 2021. REUTERS/Hannibal Hanschke/Pool

Timothy Hale-Cusanelli appears during a virtual hearing in a New Jersey court January 19, 2021 on charges related to the January 6th storming of the U.S. Capitol in Washington. REUTERS/Jane Rosenberg

U.S. President-elect Joe Biden and his wife Jill disembark a plane at Joint Base Andrews in Maryland, U.S. January 19, 2021. REUTERS/Tom Brenner

U.S. President-elect Joe Biden and his wife Jill disembark a plane at Joint Base Andrews in Maryland, U.S. January 19, 2021. REUTERS/Tom Brenner

Bavarian State Premier Markus Soeder, German Chancellor Angela Merkel and Berlin Mayor Michael Mueller attend a news conference about further coronavirus disease (COVID-19) measures, at the Chancellery in Berlin, Germany, January 19, 2021. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel gestures as she speaks during a news conference about further coronavirus disease (COVID-19) measures, at the Chancellery in Berlin, Germany, January 19, 2021. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel speaks during a news conference about further coronavirus disease (COVID-19) measures, at the Chancellery in Berlin, Germany, January 19, 2021. REUTERS/Hannibal Hanschke/Pool

German Chancellor Angela Merkel speaks during a news conference about further coronavirus disease (COVID-19) measures, at the Chancellery in Berlin, Germany, January 19, 2021. REUTERS/Hannibal Hanschke/Pool

Indigenous men of the Ticuna tribe wait for receiving a Sinovac coronavirus disease (COVID-19) vaccine shot, in Tabatinga, state of Amazonas, Brazil January 19, 2021. REUTERS/Adriano Machado

Senator Mitt Romney, R-UT,, speaks during Senate Foreign Relations Committee hearing, on Anthony J. Blinken's expected nomination to Secretary of Homeland Security under the Biden Administration at the U.S. Capitol in Washington, DC, U.S. January 19, 2021. Graeme Jennings/Pool via REUTERS

Members of the National Guard patrol streets closed to traffic ahead of U.S. President-elect Joe Biden's Presidential Inauguration in downtown Washington, U.S., January 19, 2021. REUTERS/Caitlin Ochs

Military vehicles pass the U.S. Capitol, reinforced with additional barriers of security fencing ahead of U.S. President-elect Joe Biden's Presidential Inauguration in Washington, U.S., January 19, 2021. REUTERS/Caitlin Ochs

A member of the National Guard rides a tour bus, used to transport groups of guards to different locations ahead of U.S. President-elect Joe Biden's Presidential Inauguration in Washington, U.S., January 19, 2021. REUTERS/Caitlin Ochs