Elderly residents sit and wait after receiving Moderna COVID-19 vaccine at a sports hall in Ricany, Czech Republic, Friday, Feb. 26, 2021. With new infections soaring due to a highly contagious coronavirus variant and hospitals filling up, one of the hardest-hit countries in the European Union is facing inevitable: a tighter lockdown. (AP Photo/Petr David Josek)

A police officer stops a car on a road between the towns, Ostrava and Opava, near Dehylov, Czech Republic Monday, March 1, 2021. Limits for free movement of people are set in the Czech Republic. Travelling to other counties unless the go to work or have to take care about relatives is prohibited. (Jaroslav Ozana/CTK via AP) ** SLOVAKIA OUT **

An elderly woman receives Moderna COVID-19 vaccine at a sports hall in Ricany, Czech Republic, Friday, Feb. 26, 2021. With new infections soaring due to a highly contagious coronavirus variant and hospitals filling up, one of the hardest-hit countries in the European Union is facing inevitable: a tighter lockdown. (AP Photo/Petr David Josek)

Police officers check cars on a road between the towns, Ceske Budejovice and Cesky Krumlov, near Kosov, Czech Republic, Monday, March 1, 2021. Limits for free movement of people are set in place in the Czech Republic. Travelling to other counties unless they go to work or have to take care about relatives is prohibited.(Vaclav Pancer/CTK via AP)

A healthcare worker prepares a Moderna COVID-19 vaccine at a sports hall in Ricany, Czech Republic, Friday, Feb. 26, 2021. With new infections soaring due to a highly contagious coronavirus variant and hospitals filling up, one of the hardest-hit countries in the European Union is facing inevitable: a tighter lockdown. (AP Photo/Petr David Josek)

Elderly residents sit and wait after receiving Moderna COVID-19 vaccine at a sports hall in Ricany, Czech Republic, Friday, Feb. 26, 2021. With new infections soaring due to a highly contagious coronavirus variant and hospitals filling up, one of the hardest-hit countries in the European Union is facing inevitable: a tighter lockdown. (AP Photo/Petr David Josek)

Elderly men receive Moderna COVID-19 vaccine at a sports hall in Ricany, Czech Republic, Friday, Feb. 26, 2021. With new infections soaring due to a highly contagious coronavirus variant and hospitals filling up, one of the hardest-hit countries in the European Union is facing inevitable: a tighter lockdown. (AP Photo/Petr David Josek)

A man walks across the medieval Charles Bridge in Prague, Czech Republic, Wednesday, Feb. 24, 2021. The Czech government has decided to further tighten restrictive measures amid a surge of a highly contagious coronavirus variant in one of the hardest-hit European Union's nations. At the same time, the worsening situation has forced the Cabinet to abandon for now its plans to reopen all stores. (AP Photo/Petr David Josek)

A man wearing a face mask walks across the medieval Charles Bridge in Prague, Czech Republic, Thursday, Feb. 25, 2021. The Czech government is barring the citizens and residents from travelling to the countries hit by highly contagious coronavirus variants and is tightening the rules for face coverings. Starting on Thursday, the Czechs are required to wear better masks in places where large numbers gather, including stores, hospitals and public transportation. (AP Photo/Petr David Josek)