A member of the Iraqi security forces stands guard during a curfew, which was imposed to prevent the spread of the coronavirus disease (COVID-19), in Baghdad, Iraq February 18, 2021. REUTERS/Khalid al-Mousily

Iraqi security forces stand guard during a curfew, which was imposed to prevent the spread of the coronavirus disease (COVID-19), in Baghdad, Iraq February 18, 2021. REUTERS/Khalid al-Mousily

A member of the Iraqi security forces stands guard during a curfew, which was imposed to prevent the spread of the coronavirus disease (COVID-19), in Baghdad, Iraq February 18, 2021. REUTERS/Khalid al-Mousily

Iraqi security forces patrol the streets during a curfew, which was imposed to prevent the spread of the coronavirus disease (COVID-19), in Baghdad, Iraq February 18, 2021. REUTERS/Khalid al-Mousily

A general view of empty streets during a curfew, which was imposed to prevent the spread of the coronavirus disease (COVID-19), in Baghdad, Iraq February 18, 2021. REUTERS/Khalid al-Mousily

Police officers stand guard on a street during a curfew, which was imposed to prevent the spread of the coronavirus disease (COVID-19), in Baghdad, Iraq February 18, 2021. REUTERS/Khalid al-Mousily

View of the shopping street in the small Danish city of Elsinore, about an hour north of the Nordic country’s capital of Copenhagen, during a lockdown imposed to curb the spread of COVID-19, on February 10, 2021. REUTERS/Tim Barsoe

German police officers check vehicles at the border with Czech Republic, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, near Breitenau, Germany, February 15. 2021. REUTERS/David Cerny

German police officers check vehicles at the border with Czech Republic, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, near Breitenau, Germany, February 15. 2021. REUTERS/David Cerny

Czech police stop trucks a few kilometres ahead of German border, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, in the highway near Kninice, Czech Republic, February 15. 2021. REUTERS/David Cerny

Czech police stop trucks a few kilometres ahead of German border, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, in the highway near Kninice, Czech Republic, February 15. 2021. REUTERS/David Cerny

Line of trucks wait to get to Germany, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, in the highway near Usti Nad Labem, Czech Republic, February 15. 2021. REUTERS/David Cerny

Line of trucks wait to get to Germany, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, in the highway near Usti Nad Labem, Czech Republic, February 15. 2021. REUTERS/David Cerny

Line of trucks wait to get to Germany, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, in the highway near Usti Nad Labem, Czech Republic, February 15. 2021. REUTERS/David Cerny

Line of trucks wait to get to Germany, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, in the highway near Usti Nad Labem, Czech Republic, February 15. 2021. REUTERS/David Cerny

Line of trucks wait to get to Germany, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, in the highway near Usti Nad Labem, Czech Republic, February 15. 2021. REUTERS/David Cerny

Line of trucks wait to get to Germany, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, in the highway near Usti Nad Labem, Czech Republic, February 15. 2021. REUTERS/David Cerny

Line of trucks wait to get to Germany, following German restrictions to cross from the Czech Republic into its territory due to the coronavirus disease (COVID-19) pandemic, in the highway near Usti Nad Labem, Czech Republic, February 15. 2021. REUTERS/David Cerny

A man wearing a protective face mask walks past a closed shop on the main Ermou commercial street, after the Greek government imposed stricter lockdown measures to curb the spread of the coronavirus disease (COVID-19) pandemic, in Athens, Greece, February 11, 2021. REUTERS/Alkis Konstantinidis

A woman wearing a protective face mask rides her bike next to closed shops at the Monastiraki area, after the Greek government imposed stricter lockdown measures to curb the spread of the coronavirus disease (COVID-19) pandemic, in Athens, Greece, February 11, 2021. REUTERS/Alkis Konstantinidis

People sit on Monastiraki square, after the Greek government imposed stricter lockdown measures to curb the spread of the coronavirus disease (COVID-19) pandemic, in Athens, Greece, February 11, 2021. REUTERS/Alkis Konstantinidis

People wearing protective masks walk on Syntagma square, after the Greek government imposed stricter lockdown measures to curb the spread of the coronavirus disease (COVID-19) pandemic, in Athens, Greece, February 11, 2021. REUTERS/Alkis Konstantinidis

A man walks next to closed shops at the Monastiraki area, after the Greek government imposed stricter lockdown measures to curb the spread of the coronavirus disease (COVID-19) pandemic, in Athens, Greece, February 11, 2021. REUTERS/Alkis Konstantinidis

Police officers wearing protective face masks stand guard outside closed shops on the main Ermou commercial street, after the Greek government imposed stricter lockdown measures to curb the spread of the coronavirus disease (COVID-19) pandemic, in Athens, Greece, February 11, 2021. REUTERS/Alkis Konstantinidis

A woman wearing a protective face mask walks past a closed shop on the main Ermou commercial street, after the Greek government imposed stricter lockdown measures to curb the spread of the coronavirus disease (COVID-19) pandemic, in Athens, Greece, February 11, 2021. REUTERS/Alkis Konstantinidis

People wearing protective face masks walk past closed shops on the main Ermou commercial street, after the Greek government imposed stricter lockdown measures to curb the spread of the coronavirus disease (COVID-19) pandemic, in Athens, Greece, February 11, 2021. REUTERS/Alkis Konstantinidis

A hospital staff member treats a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona Spain February 3, 2021. Picture taken February 3, 2021. REUTERS/Nacho Doce

A hospital staff member treats a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona Spain February 3, 2021. Picture taken February 3, 2021. REUTERS/Nacho Doce

Hospital staff members treat a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona Spain February 3, 2021. Picture taken February 3, 2021. REUTERS/Nacho Doce

Hospital staff members treat a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona Spain February 3, 2021. Picture taken February 3, 2021. REUTERS/Nacho Doce

Hospital staff members carry a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona Spain February 3, 2021. Picture taken February 3, 2021. REUTERS/Nacho Doce

Hospital staff members preapare to treat a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona Spain February 3, 2021. Picture taken February 3, 2021. REUTERS/Nacho Doce

A hospital staff member treats a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona Spain February 3, 2021. Picture taken February 3, 2021. REUTERS/Nacho Doce

Hospital staff members preapare to treat a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona Spain February 3, 2021. Picture taken February 3, 2021. REUTERS/Nacho Doce

Priests Fr. Liam Everard and Fr. Tom Breen lead the burial mass at Fethard Parish church graveyard using social distancing barriers for a government imposed limit of mourners for a recently deceased local man whose funeral undertaker and publican Jasper Murphy of McCarthy's Bar is directing, amid the coronavirus disease (COVID-19) pandemic, in the County Tipperary town of Fethard, Ireland, February 3, 2021. Picture taken February 3, 2021. REUTERS/Clodagh Kilcoyne

Mourners look on from the outer wall as Priests Fr. Liam Everard and Fr. Tom Breen lead the burial mass at Fethard Parish church graveyard with a government imposed limit on the attendance of mourners for a local man whose funeral undertaker and publican Jasper Murphy of McCarthy's Bar is directing, amid the coronavirus disease (COVID-19) pandemic, in the County Tipperary town of Fethard, Ireland, February 3, 2021. Picture taken February 3, 2021. REUTERS/Clodagh Kilcoyne

Priests Fr. Liam Everard and Fr. Tom Breen lead the burial mass at Fethard Parish church with a government imposed limit on the attendance of mourners for a recently deceased local man whose funeral undertaker and publican Jasper Murphy of McCarthy's Bar is directing, amid the coronavirus disease (COVID-19) pandemic, in the County Tipperary town of Fethard, Ireland, February 3, 2021. Picture taken February 3, 2021. REUTERS/Clodagh Kilcoyne

Priests Fr. Liam Everard and Fr. Tom Breen lead the burial mass at Fethard Parish church with a government imposed limit of mourners for a recently deceased local man whose funeral undertaker and publican Jasper Murphy of McCarthy's Bar is directing, amid the coronavirus disease (COVID-19) pandemic, in the County Tipperary town of Fethard, Ireland, February 3, 2021. Picture taken February 3, 2021. REUTERS/Clodagh Kilcoyne

Priests Fr. Liam Everard and Fr. Tom Breen give funeral mass at Fethard Parish church with a government imposed limit of mourners for a recently deceased local man whose funeral undertaker and publican Jasper Murphy of McCarthy's Bar is directing, amid the coronavirus disease (COVID-19) pandemic, in the County Tipperary town of Fethard, Ireland, February 3, 2021. Picture taken February 3, 2021. REUTERS/Clodagh Kilcoyne

Priests Fr. Liam Everard and Fr. Tom Breen lead the burial mass at Fethard Parish church with a government imposed limit of mourners for a recently deceased local man whose funeral undertaker and publican Jasper Murphy of McCarthy's Bar is directing, amid the coronavirus disease (COVID-19) pandemic, in the County Tipperary town of Fethard, Ireland, February 3, 2021. Picture taken February 3, 2021. REUTERS/Clodagh Kilcoyne

Priests Fr. Liam Everard and Fr. Tom Breen lead the burial mass at Fethard Parish church with a government imposed limit of mourners for a recently deceased local man whose funeral undertaker and publican Jasper Murphy of McCarthy's Bar is directing, amid the coronavirus disease (COVID-19) pandemic, in the County Tipperary town of Fethard, Ireland, February 3, 2021. Picture taken February 3, 2021. REUTERS/Clodagh Kilcoyne

A hospital staff member prepares to treat a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona, Spain February 3, 2021. Picture taken through a window. REUTERS/Nacho Doce

Hospital staff members treat a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona, Spain February 3, 2021. REUTERS/Nacho Doce

A hospital staff member prepares to treat a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona, Spain February 3, 2021. REUTERS/Nacho Doce

A hospital staff member treats a patient suffering from the coronavirus disease (COVID-19), in the Intensive Care Unit (ICU) at the Hospital Clinic, after Catalonia's government imposed new restrictions in an effort to control a COVID-19 third wave, in Barcelona, Spain February 3, 2021. REUTERS/Nacho Doce

A man walks in a low-income neighbourhood during a nation-wide weekend curfew which was imposed to prevent the spread of the coronavirus disease (COVID-19), in Istanbul, Turkey January 31, 2021. REUTERS/Murad Sezer

A combination picture shows homeless sleeping on a mattress next to his belongings at an entrance of a closed hotel, after Catalonia's government imposed new restrictions in an effort to control the spread of the coronavirus disease (COVID-19), in Barcelona, Spain January 6, 2021 (left) and the same place with large flower pots on January 27, 2021 (right). REUTERS/Nacho Doce

Large flower pots are seen at an entrance of a closed hotel, after Catalonia's government imposed new restrictions in an effort to control the spread of the coronavirus disease (COVID-19), in Barcelona, Spain January 27, 2021. REUTERS/Nacho Doce

A homeless sleeps on a mattress next to his belongings at an entrance of a closed hotel, after Catalonia's government imposed new restrictions in an effort to control the spread of the coronavirus disease (COVID-19), in Barcelona, Spain January 6, 2021. Picture taken January 6, 2021. REUTERS/Nacho Doce

People wearing protective masks walk past a closed bar in Barrio Gotico (Gothic Quarter), after Catalonia's government imposed new restrictions in an effort to control the spread of the coronavirus disease (COVID-19), in Barcelona, Spain January 26, 2021. REUTERS/Nacho Doce

A couple wearing protective masks walks on an empty street in Barrio Gotico (Gothic Quarter), after Catalonia's government imposed new restrictions in an effort to control the spread of the coronavirus disease (COVID-19), in Barcelona, Spain January 26, 2021. REUTERS/Nacho Doce

A man plays music next to a closed shop with newspapers and magazines, after Catalonia's government imposed new restrictions in an effort to control the spread of the coronavirus disease (COVID-19), in Barcelona, Spain January 26, 2021. REUTERS/Nacho Doce

Women eat while sitting in front of a closed restaurant at the empty Plaza Reial (Reial square), after Catalonia's government imposed new restrictions in an effort to control the spread of the coronavirus disease (COVID-19), in Barcelona, Spain January 26, 2021. REUTERS/Nacho Doce

Mannequins are seen on an empty street in Barrio Gotico (Gothic Quarter), after Catalonia's government imposed new restrictions in an effort to control the spread of the coronavirus disease (COVID-19), in Barcelona, Spain January 26, 2021. REUTERS/Nacho Doce

People wearing protective masks are pictured at entrance of a closed hotel in Barrio Gotico (Gothic Quarter), after Catalonia's government imposed new restrictions in an effort to control the spread of the coronavirus disease (COVID-19), in Barcelona, Spain January 26, 2021. REUTERS/Nacho Doce

Customers sit on a table as a worker turns off the light before closing the bar due to the curfew, as Madrid's regional government imposed new restrictions in an effort to control the spread of coronavirus disease (COVID-19) in Madrid, Spain, January 25, 2021. REUTERS/Sergio Perez

Customers sit on a terrace as a worker prepares to close the bar due to the curfew, as Madrid's regional government imposed new restrictions in an effort to control the spread of coronavirus disease (COVID-19) in Madrid, Spain, January 25, 2021. REUTERS/Sergio Perez

Customers sit on a terrace as a worker prepares to close the bar due to the curfew, as Madrid's regional government imposed new restrictions in an effort to control the spread of coronavirus disease (COVID-19) in Madrid, Spain, January 25, 2021. REUTERS/Sergio Perez

A worker closes a restaurant due to the curfew, as Madrid's regional government imposed new restrictions in an effort to control the spread of coronavirus disease (COVID-19) in Madrid, Spain, January 25, 2021. REUTERS/Sergio Perez