Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Norway's Jarl Magnus Riiber celebrates winning the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

Uruguayan Secretary of Presidency Alvaro Delgado gives a press conference regarding the arrival of the SINOVAC vaccine from China, at the Executive Tower in Montevideo, Uruguay February 26, 2021. REUTERS/Mariana Greif

U.S. President Joe Biden boards Air Force One with first lady Jill Biden as they depart Washington on travel to Texas at Joint Base Andrews, Maryland, U.S., February 26, 2021. REUTERS/Jonathan Ernst

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Norway's Jarl Magnus Riiber celebrates winning the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Finland's Ilkka Herola in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

Chinese ambassador in Uruguay Wang Gang and Uruguayan Secretary of Presidency Alvaro Delgado give a press conference regarding the arrival of the SINOVAC vaccine from China, at the Executive Tower in Montevideo, Uruguay February 26, 2021. REUTERS/Mariana Greif

Chinese ambassador in Uruguay Wang Gang and Uruguayan Secretary of Presidency Alvaro Delgado give a press conference regarding the arrival of the SINOVAC vaccine from China, at the Executive Tower in Montevideo, Uruguay February 26, 2021. REUTERS/Mariana Greif

Chinese ambassador in Uruguay Wang Gang and Uruguayan Secretary of Presidency Alvaro Delgado give a press conference regarding the arrival of the SINOVAC vaccine from China, at the Executive Tower in Montevideo, Uruguay February 26, 2021. REUTERS/Mariana Greif

Former Florida Attorney General Pam Bondi speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 26, 2021. REUTERS/Octavio Jones

Former Florida Attorney General Pam Bondi concludes her remarks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 26, 2021. REUTERS/Octavio Jones

Chinese ambassador in Uruguay Wang Gang gives a press conference regarding the arrival of the SINOVAC vaccine from China, at the Executive Tower in Montevideo, Uruguay February 26, 2021. REUTERS/Mariana Greif

A woman walks with her bicycle outside the Cyprus Broadcasting Corporation headquarters in Nicosia, Cyprus February 26, 2021. REUTERS/Yiannis Kourtoglou

U.S. President Joe Biden boards Air Force One with first lady Jill Biden as they departs Washington on travel to Texas at Joint Base Andrews, Maryland, U.S., February 26, 2021. REUTERS/Jonathan Ernst

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Norway's Jarl Magnus Riiber and Finland's Ilkka Herola in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

U.S. President Joe Biden walks beside first lady Jill Biden to Marine One on the South Lawn of the White House in Washington, U.S., February 26, 2021. REUTERS/Tom Brenner

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Norway's Jarl Magnus Riiber and Finland's Ilkka Herola in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

U.S. President Joe Biden walks beside first lady Jill Biden to Marine One on the South Lawn of the White House in Washington, U.S., February 26, 2021. REUTERS/Tom Brenner

U.S. President Joe Biden walks beside first lady Jill Biden to Marine One on the South Lawn of the White House in Washington, U.S., February 26, 2021. REUTERS/Tom Brenner

A sign reading "Here you have the opportunity to talk briefly with the doctor" is placed at the waiting area as nursery school teachers receive their dose of AstraZeneca's vaccine against the coronavirus disease (COVID-19) in Bremen, Germany, February 26, 2021. Hauke-Christian Dittrich/Pool via REUTERS

Belgium's Prime Minister Alexander De Croo speaks at a news conference after a government meeting to announce new coronavirus disease (COVID-19) related restrictions in Brussels, Belgium February 26, 2021. REUTERS/Johanna Geron/Pool

Belgium's Prime Minister Alexander De Croo speaks at a news conference after a government meeting to announce new coronavirus disease (COVID-19) related restrictions in Brussels, Belgium February 26, 2021. REUTERS/Johanna Geron/Pool

U.S. President Joe Biden walks with first lady Jill Biden to board Air Force One as he departs Washington on travel to Texas at Joint Base Andrews, Maryland, U.S., February 26, 2021. REUTERS/Jonathan Ernst

U.S. President Joe Biden waves to journalists before boarding Marine One on the South Lawn of the White House in Washington, U.S., February 26, 2021. REUTERS/Tom Brenner

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Germany's Johannes Rydzek in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

U.S. President Joe Biden boards Air Force One as he departs Washington on travel to Texas at Joint Base Andrews, Maryland, U.S., February 26, 2021. REUTERS/Jonathan Ernst

U.S. Sen. James Lankford of Oklahoma, speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 26, 2021. REUTERS/Octavio Jones

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Norway's Jarl Magnus Riiber, Japan's Akito Watabe and Japan's Ryota Yamamoto in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

A man rides his bicycle outside the Cyprus Broadcasting Corporation headquarters in Nicosia, Cyprus February 26, 2021. REUTERS/Yiannis Kourtoglou

Former Wisconsin Gov. Scott Walker, Young America's Foundation President, speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 26, 2021. REUTERS/Octavio Jones

Former Wisconsin Gov. Scott Walker, Young America's Foundation President, speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 26, 2021. REUTERS/Octavio Jones

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Germany's Fabian Riessle and Germany's Eric Frenzel in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Germany's Eric Frenzel in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

A combination picture shows the empty Marlene-Dietrich-Platz in Berlin, where usually the red carpet of the Berlinale Film Festival takes place, following the coronavirus disease (COVID-19) outbreak, on February 26, 2021 (top) and workers laying the red carpet at the same place for Berlinale, Germany, February 18, 2020 (bottom). REUTERS/Hannibal Hanschke/Michele Tantussi/File Photo

U.S. President Joe Biden walks beside first lady Jill Biden to Marine One on the South Lawn of the White House in Washington, U.S., February 26, 2021. REUTERS/Tom Brenner

Medicine students check door to door for people with symptoms amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, February 24, 2021. Picture taken on February 24, 2021. REUTERS/Alexandre Meneghini

A combination picture shows the empty Marlene-Dietrich-Platz in Berlin, where usually the red carpet of the Berlinale Film Festival takes place, following the coronavirus disease (COVID-19) outbreak, on February 26, 2021 (top) and people arriving at the same place for the screening of the movie at the 70th Berlinale International Film Festival, Germany February 20, 2020 (bottom). REUTERS/Hannibal Hanschke/Fabrizio Bensch/File Photo

A health worker applies the second dose of Sinovac's CoronaVac coronavirus disease (COVID-19) vaccine to an elderly citizen at Solar das Acacias nursing home, in Guarulho near Sao Paulo, Brazil February 26, 2021. REUTERS/Carla Carniel

A health worker applies the second dose of Sinovac's CoronaVac coronavirus disease (COVID-19) vaccine to an elderly citizen at Solar das Acacias nursing home, in Guarulho near Sao Paulo, Brazil February 26, 2021. REUTERS/Carla Carniel

A health worker applies the second dose of Sinovac's CoronaVac coronavirus disease (COVID-19) vaccine to an elderly citizen at Solar das Acacias nursing home, in Guarulho near Sao Paulo, Brazil February 26, 2021. REUTERS/Carla Carniel

A health worker prepares to apply the second dose of Sinovac's CoronaVac coronavirus disease (COVID-19) vaccine to an elderly citizen at Solar das Acacias nursing home, in Guarulho near Sao Paulo, Brazil February 26, 2021. REUTERS/Carla Carniel

A health worker applies the second dose of Sinovac's CoronaVac coronavirus disease (COVID-19) vaccine to an elderly citizen at Solar das Acacias nursing home, in Guarulho near Sao Paulo, Brazil February 26, 2021. REUTERS/Carla Carniel

A health worker applies the second dose of Sinovac's CoronaVac coronavirus disease (COVID-19) vaccine to an elderly citizen at Solar das Acacias nursing home, in Guarulho near Sao Paulo, Brazil February 26, 2021. REUTERS/Carla Carniel

A health worker applies the second dose of Sinovac's CoronaVac coronavirus disease (COVID-19) vaccine to an elderly citizen at Solar das Acacias nursing home, in Guarulho near Sao Paulo, Brazil February 26, 2021. REUTERS/Carla Carniel

An elderly citizen holds a cardboard, that reads: "Second dose. Vaccinated!" after receiving her second dose of Sinovac's CoronaVac coronavirus disease (COVID-19) vaccine at Solar das Acacias nursing home, in Guarulho near Sao Paulo, Brazil February 26, 2021. REUTERS/Carla Carniel

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Japan's Akito Watabe, Norway's Jarl Magnus Riiber and Austria's Johannes Lamparter in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

U.S. Sen. Mike Lee of Utah speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 26, 2021. REUTERS/Octavio Jones

Magdalena Lipowska, teacher at the Sternschnuppe Kindergarten receives a dose of AstraZeneca's vaccine against the coronavirus disease (COVID-19) from Renate Buhr in Bremen, Germany, February 26, 2021. Hauke-Christian Dittrich/Pool via REUTERS

An image of late Cuban President Fidel Castro hangs on the wall of a clinic amid concerns about the spread of the coronavirus disease (COVID-19), in Havana, Cuba, February 24, 2021. Picture taken on February 24, 2021. REUTERS/Alexandre Meneghini

A health worker applies the second dose of Sinovac's CoronaVac coronavirus disease (COVID-19) vaccine to an elderly citizen at Solar das Acacias nursing home, in Guarulho near Sao Paulo, Brazil February 26, 2021. REUTERS/Carla Carniel

A combination picture shows the empty Marlene-Dietrich-Platz in Berlin, where usually the red carpet of the Berlinale Film Festival takes place, following the coronavirus disease (COVID-19) outbreak, on February 26, 2021 (top), workers laying the red carpet at the same place for Berlinale on February 18, 2020 (bottom L) and people arriving for the screening of the movie at the 70th Berlinale International Film Festival, in Berlin, Germany February 20, 2020 (bottom R). REUTERS/Hannibal Hanschke/Michele Tantussi/Fabrizio Bensch/File Photos

A man holds a red lantern as him visits an area decorated with lanterns at the Lantern Festival at Yuyuan Garden in downtown Shanghai, China, February 26, 2021. REUTERS/Aly Song

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Norway's Espen Bjoernstad in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

Marie Rohlfs, teacher at the Sternschnuppe Kindergarten receives a dose of AstraZeneca's vaccine against the coronavirus disease (COVID-19) from Thomas Holler in Bremen, Germany, February 26, 2021. Hauke-Christian Dittrich/Pool via REUTERS

Marie Rohlfs, teacher at the Sternschnuppe Kindergarten receives a dose of AstraZeneca's vaccine against the coronavirus disease (COVID-19) from Thomas Holler in Bremen, Germany, February 26, 2021. Hauke-Christian Dittrich/Pool via REUTERS

U.S. Sen. Mike Lee of Utah speaks at the Conservative Political Action Conference (CPAC) in Orlando, Florida, U.S. February 26, 2021. REUTERS/Octavio Jones

Marie Rohlfs, teacher at the Sternschnuppe Kindergarten receives a dose of AstraZeneca's vaccine against the coronavirus disease (COVID-19) from Thomas Holler in Bremen, Germany, February 26, 2021. Hauke-Christian Dittrich/Pool via REUTERS

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Austria's Lukas Klapfer in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 Germany's Eric Frenzel in action during the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach

Jewish children dressed in costumes walk with a man as they celebrate the annual holiday of Purim, amid the coronavirus disease (COVID-19) pandemic, at Stamford Hill in London, Britain February 26, 2021. REUTERS/Henry Nicholls

Nordic Skiing - FIS Nordic World Ski Championships - Oberstdorf, Germany - February 26, 2021 A team member of Estonia before the the men's nordic combined individual gundersen normal hill 10km REUTERS/Kai Pfaffenbach