European Commission President Ursula von der Leyen and European Council President Charles Michel give a press conference at the end of first day of a two days video conference of the Members of the European Council on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen and European Council President Charles Michel give a press conference at the end of first day of a two days video conference of the Members of the European Council on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen and European Council President Charles Michel give a press conference at the end of first day of a two days video conference of the Members of the European Council on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen and European Council President Charles Michel give a press conference at the end of First day of a two days video conference of the Members of the European Council on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen and European Council President Charles Michel give a press conference at the end of First day of a two days video conference of the Members of the European Council on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen and European Council President Charles Michel give a press conference at the end of First day of a two days video conference of the Members of the European Council on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen and European Council President Charles Michel give a press conference at the end of First day of a two days video conference of the Members of the European Council on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen and European Council President Charles Michel prepare for a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen and European Council President Charles Michel give a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen gives a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen gives a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen gives a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen gives a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen gives a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Commission President Ursula von der Leyen gives a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Council President Charles Michel gives a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

European Council President Charles Michel gives a press conference at the end of a video conference of European Council members on COVID-19 pandemic, in Brussels, Belgium February 25, 2021. Olivier Hoslet/Pool via REUTERS

German Chancellor Angela Merkel leaves after addressing a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel takes off the face mask before she addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel arrives for a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel arrives for a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel arrives for a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

German Chancellor Angela Merkel addresses a press conference following the EU leaders' videoconference in Berlin, Germany February 25, 2021. John MacDougall/Pool via REUTERS

French Prime Minister Jean Castex and French Health Minister Olivier Veran speak during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

White House Press Secretary Jen Psaki holds the daily press briefing at the White House in Washington, U.S. February 25, 2021. REUTERS/Jonathan Ernst

White House Press Secretary Jen Psaki untangles her mask as she arrives to hold the daily press briefing at the White House in Washington, U.S. February 25, 2021. REUTERS/Jonathan Ernst

White House Press Secretary Jen Psaki holds the daily press briefing at the White House in Washington, U.S. February 25, 2021. REUTERS/Jonathan Ernst

White House Press Secretary Jen Psaki holds the daily press briefing at the White House in Washington, U.S. February 25, 2021. REUTERS/Jonathan Ernst

White House Press Secretary Jen Psaki holds the daily press briefing at the White House in Washington, U.S. February 25, 2021. REUTERS/Jonathan Ernst

French doctor, professor in pediatric immunology and president of the vaccine orientation council Alain Fischer speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French doctor, professor in pediatric immunology and president of the vaccine orientation council Alain Fischer speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French doctor, professor in pediatric immunology and president of the vaccine orientation council Alain Fischer speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French doctor, professor in pediatric immunology and president of the vaccine orientation council Alain Fischer speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Health Minister Olivier Veran speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex touches his protective face mask during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Health Minister Olivier Veran speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex and French Health Minister Olivier Veran speak during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex and French Health Minister Olivier Veran speak during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex and French Health Minister Olivier Veran speak during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex touches his protective face mask during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Health Minister Olivier Veran speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Prime Minister Jean Castex prepares to speak during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS

French Health Minister Olivier Veran speaks during a press conference on the government's current strategy for the ongoing coronavirus disease (COVID-19) pandemic in Paris, France February 25, 2021. Stephane De Sakutin/Pool via REUTERS