Belgian Flemish Region Minister-President Jan Jambon and Wallonia-Brussels Federation Minister-President, Pierre-Yves Jeholet, talk during a news conference after a government meeting to announce new coronavirus disease (COVID-19) related restrictions in Brussels, Belgium March 5, 2021. Olivier Matthys/Pool via REUTERS

Belgian Prime Minister Alexander De Croo looks on during a news conference after a government meeting to announce new coronavirus disease (COVID-19) related restrictions, in Brussels, Belgium March 5, 2021. Olivier Matthys/Pool via REUTERS

Belgian Flemish Region Minister-President Jan Jambon attends a news conference after a government meeting to announce new coronavirus disease (COVID-19) related restrictions, in Brussels, Belgium March 5, 2021. Olivier Matthys/Pool via REUTERS

Public Health and Social Affairs minister Frank Vandenbroucke takes part in a news conference after a government meeting to announce new coronavirus disease (COVID-19) related restrictions, in Brussels, Belgium March 5, 2021. Olivier Matthys/Pool via REUTERS

Belgian Minister-President of Wallonia, Elio Di Rupo, attends a news conference after a government meeting to announce new coronavirus disease (COVID-19) related restrictions in Brussels, Belgium March 5, 2021. Olivier Matthys/Pool via REUTERS

Belgium's Public Health and Social Affairs minister Frank Vandenbroucke attends a news conference after a government meeting to announce new coronavirus disease (COVID-19) related restrictions, in Brussels, Belgium March 5, 2021. Olivier Matthys/Pool via REUTERS

Belgium's Public Health and Social Affairs minister Frank Vandenbroucke attends a news conference after a government meeting to announce new coronavirus disease (COVID-19) related restrictions, in Brussels, Belgium March 5, 2021. Olivier Matthys/Pool via REUTERS

Belgium's Prime Minister Alexander De Croo speaks during a news conference after a government meeting, to announce new coronavirus disease (COVID-19) related restrictions in Brussels, Belgium March 5, 2021. Olivier Matthys/Pool via REUTERS

Belgium's Prime Minister Alexander De Croo speaks during a news conference after a government meeting, to announce new coronavirus disease (COVID-19) related restrictions, in Brussels, Belgium March 5, 2021. Olivier Matthys/Pool via REUTERS

European Council President Charles Michel speaks with German Chancellor Angela Merkel during a video conference at the council in Brussels, Belgium March 5, 2021. John Thys/Pool via REUTERS

European Council President Charles Michel speaks with German Chancellor Angela Merkel during a video conference at the council in Brussels, Belgium March 5, 2021. John Thys/Pool via REUTERS

German Chancellor Angela Merkel speaks remotely with the European Council president during a video conference at the council in Brussels, Belgium March 5, 2021. John Thys/Pool via REUTERS

German Chancellor Angela Merkel speaks remotely with the European Council president during a video conference at the council in Brussels, Belgium March 5, 2021. John Thys/Pool via REUTERS

European Council President Charles Michel arrives for a video-conference with the German Chancellor at the council in Brussels, Belgium March 5, 2021. John Thys/Pool via REUTERS

European Council President Charles Michel takes part in a video-conference meeting with the German Chancellor at the council in Brussels, Belgium March 5, 2021. John Thys/Pool via REUTERS

Students sit on the square, amid the coronavirus disease (COVID-19) outbreak in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

Hairdressers wash and cut the hair of customers in a hair salon, amid the coronavirus disease (COVID-19) outbreak, in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

Hairdressers wash the hair of customers in a hair salon, amid the coronavirus disease (COVID-19) outbreak, in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

Hairdressers cut the hair of customers in a hair salon, amid the coronavirus disease (COVID-19) outbreak, in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

Hairdressers wash the hair of customers in a hair salon, amid the coronavirus disease (COVID-19) outbreak, in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

A man walks in the centre of Louvain-La -Neuve, amid the coronavirus disease (COVID-19) outbreak, Belgium, March 5, 202. REUTERS/Yves Herman

A person holds a banner reading " I'm stressing" as Belgian university students protest against restrictions amid the coronavirus disease (COVID-19) outbreak in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

A man holds a sign reading "Students precarious It's time to help us", as Belgian university students protest against restrictions amid the coronavirus disease (COVID-19) outbreak in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

People hold a banner reading "Students suffering", as Belgian university students protest against restrictions amid the coronavirus disease (COVID-19) outbreak in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

A woman holds a placard, as Belgian university students protest against restrictions amid the coronavirus disease (COVID-19) outbreak in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

A woman holds a banner reading " Student forgotten" and " We ring the bells", as Belgian university students protest against restrictions amid the coronavirus disease (COVID-19) outbreak in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

A woman holds a banner reading " student forgotten" as Belgian university students protest against restrictions amid the coronavirus disease (COVID-19) outbreak in Louvain-La -Neuve, Belgium, March 5, 202. REUTERS/Yves Herman

European Commission Vice-President Vera Jourova attends via streaming a joint news conference with the European Commissioner for Equality Helena Dalli, in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Equality Helena Dalli speaks during a news conference, in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Equality Helena Dalli speaks during a news conference, in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Equality Helena Dalli gestures as she speaks during a news conference, in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Equality Helena Dalli speaks during a news conference, in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Equality Helena Dalli gestures as she speaks during a news conference, in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Equality Helena Dalli speaks during a news conference, in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit looks on during a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit attends a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit speaks during a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit attends a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit attends a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commission Vice-President Valdis Dombrovskis speaks during a news conference in Brussels, Belgium, March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit speaks during a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit attends a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commission Vice-President Valdis Dombrovskis speaks during a news conference in Brussels, Belgium, March 4, 2021. REUTERS/Johanna Geron/Pool

European Commission Vice-President Valdis Dombrovskis speaks during a news conference in Brussels, Belgium, March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit speaks during a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit speaks during a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commissioner for Jobs and Social Rights Nicolas Schmit speaks during a news conference in Brussels, Belgium March 4, 2021. REUTERS/Johanna Geron/Pool

European Commission Vice-President Valdis Dombrovskis speaks during a news conference in Brussels, Belgium, March 4, 2021. REUTERS/Johanna Geron/Pool

A police officer receives a shot of vaccine at the coronavirus disease (COVID-19) vaccination centre in Brussels, Belgium March 3, 2021. REUTERS/Yves Herman

People queue outside the biggest coronavirus disease (COVID-19) vaccination centre in Brussels, Belgium March 3, 2021. REUTERS/Yves Herman

A woman sits next to a sign outside the biggest coronavirus disease (COVID-19) vaccination centre in Brussels, Belgium March 3, 2021. REUTERS/Yves Herman

People queue outside the biggest coronavirus disease (COVID-19) vaccination centre in Brussels, Belgium March 3, 2021. REUTERS/Yves Herman

EU Commissioner for Economy Paolo Gentiloni and EU Commissioner for An Economy that Works for the People Valdis Dombrovskis attend a news conference on fiscal policy response to the coronavirus disease (COVID-19) pandemic, in Brussels, Belgium, March 3, 2021. Olivier Hoslet/Pool via REUTERS

A police officer receives a shot of the AstraZeneca vaccine at the coronavirus disease (COVID-19) vaccination centre in Brussels, Belgium March 3, 2021. REUTERS/Yves Herman

EU Commissioner for Economy Paolo Gentiloni attends a news conference on fiscal policy response to the coronavirus disease (COVID-19) pandemic, in Brussels, Belgium March 3, 2021. Olivier Hoslet/Pool via REUTERS

EU Commissioner for An Economy that Works for the People, Valdis Dombrovskis speaks during an EU Commission news conference on Fiscal policy response to the coronavirus disease (COVID-19) pandemic, in Brussels, Belgium, March 3, 2021. Olivier Hoslet/Pool via REUTERS

EU Commissioner for Economy Paolo Gentiloni speaks during a EU Commission press conference on Fiscal policy response to the coronavirus disease (COVID-19) pandemic, in Brussels, Belgium, March 3, 2021. Olivier Hoslet/Pool via REUTERS.

EU Commissioner for Economy Paolo Gentiloni and EU Commissioner for An Economy that Works for the People, Valdis Dombrovskis attend an EU Commission news conference on Fiscal policy response to the coronavirus disease (COVID-19) pandemic, in Brussels, Belgium, March 3, 2021. Olivier Hoslet/Pool via REUTERS

People queue to receive their vaccine at the coronavirus disease (COVID-19) vaccination centre in Brussels, Belgium March 3, 2021. REUTERS/Yves Herman

Police officers queue to receive a vaccine at the coronavirus disease (COVID-19) vaccination centre in Brussels, Belgium March 3, 2021. REUTERS/Yves Herman