Belgium's Prime Minister Alexander De Croo, wearing a protective face mask, arrives for an EU leaders summit in Brussels, Belgium, October 21, 2021. Olivier Hoslet/Pool via REUTERS

A security member wearing 'Squid Game' costume stand guards at Lotte Shopping Avenue mall in Jakarta, Indonesia, October 21, 2021. REUTERS/Ajeng Dinar Ulfiana

Security members wearing 'Squid Game' costumes stand guard at Lotte Shopping Avenue mall in Jakarta, Indonesia, October 21, 2021. REUTERS/Ajeng Dinar Ulfiana

Security members wearing 'Squid Game' costumes use an escalator as they patrol at Lotte Shopping Avenue mall in Jakarta, Indonesia, October 21, 2021. REUTERS/Ajeng Dinar Ulfiana

A woman wearing a protective face mask walks, amid the coronavirus disease (COVID-19) pandemic, past empty real estate in New York City, U.S., October 20, 2021. REUTERS/Shannon Stapleton

A man wearing a protective face mask walks, amid the coronavirus disease (COVID-19) pandemic, past empty real estate in New York City, U.S., October 20, 2021. REUTERS/Shannon Stapleton

A woman waits for a NYC subway, amid the coronavirus disease (COVID-19) pandemic, as a man wearing a protective face mask sits inside a passing train in New York City, U.S., October 20, 2021. REUTERS/Shannon Stapleton

A doctor walks wearing a protective face mask, amid the coronavirus disease (COVID-19) pandemic, past a Believe sign near the NYC Health + Hospitals/Metropolitan in the East Harlem neighborhood of New York City, U.S., October 20, 2021. REUTERS/Shannon Stapleton

Soccer Football - Champions League - Group H - Zenit Saint Petersburg v Juventus - Gazprom Arena, Saint Petersburg, Russia - October 20, 2021 Zenit Saint Petersburg coach Sergey Semak wears a protective face mask before the match REUTERS/Anton Vaganov

A man sleeps on a park bench while wearing a protective face mask, amid the coronavirus disease (COVID-19) pandemic, in the Manhattan borough of New York City, New York, U.S., October 20, 2021. REUTERS/Carlo Allegri

Girls wearing traditional Afghan attire pose for a picture as they walk in a neighbourhood on the outskirts of Kabul, Afghanistan, October 20, 2021. REUTERS/Jorge Silva

A demonstrator wearing a mask depicting Brazilian President Jair Bolsonaro gestures during a protest against President Bolsonaro, at the Planalto Palace in Brasilia, Brazil October 20, 2021. REUTERS/Ueslei Marcelino

Demonstrators wearing masks depicting Brazilian President Jair Bolsonaro take part in a protest against President Bolsonaro, at the Planalto Palace in Brasilia, Brazil October 20, 2021. REUTERS/Ueslei Marcelino

A demonstrator wearing a mask depicting Brazilian President Jair Bolsonaro takes part in a protest against President Bolsonaro, at the Planalto Palace in Brasilia, Brazil October 20, 2021. REUTERS/Ueslei Marcelino

Demonstrators wearing masks depicting Brazilian President Jair Bolsonaro take part in a protest against President Bolsonaro, at the Planalto Palace in Brasilia, Brazil October 20, 2021. REUTERS/Ueslei Marcelino

Tony Montalto wears a button bearing an image of his slain daughter, Gina Montalto, 14, during a court recess following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS

Demonstrators wearing masks depicting Brazilian President Jair Bolsonaro take part in a protest against President Bolsonaro, at the Planalto Palace in Brasilia, Brazil October 20, 2021. REUTERS/Ueslei Marcelino

Passengers, some wearing masks, travel on the London Underground train system, amidst the spread of the coronavirus disease (COVID-19) pandemic, in London, Britain, October 20, 2021. REUTERS/Toby Melville

Shoppers, some wearing masks, walk along Oxford Street amidst the spread of the coronavirus disease (COVID-19) pandemic, in London, Britain, October 20, 2021. REUTERS/Toby Melville

Shoppers, some wearing masks, walk along Oxford Street amidst the spread of the coronavirus disease (COVID-19) pandemic, in London, Britain, October 20, 2021. REUTERS/Toby Melville

Passengers, some wearing masks, travel on the London Underground train system, amidst the spread of the coronavirus disease (COVID-19) pandemic, in London, Britain, October 20, 2021. REUTERS/Toby Melville

Passengers wear masks whilst travelling on the London Underground train system, amidst the spread of the coronavirus disease (COVID-19) pandemic, in London, Britain, October 20, 2021. REUTERS/Toby Melville

Passengers wear masks whilst travelling on the London Underground train system, amidst the spread of the coronavirus disease (COVID-19) pandemic, in London, Britain October 20, 2021. REUTERS/Toby Melville

Members of the Kenya Defence Forces wear face masks as they parade amid the coronavirus disease (COVID-19) pandemic, during the Mashujaa Day (Hero's Day) celebrations to commemorate those who had taken part in the country's struggle for liberation, at the Wang'uru stadium in Mwea, Kirinyaga county, Kenya October 20, 2021. REUTERS/Monicah Mwangi

An airport staff wearing a protective suit stands in front of the Arrivals gate during a readiness inspection in preparation for the country's reopening on November 1, at Suvarnabhumi International Airport in Bangkok, Thailand, October 20, 2021. REUTERS/Athit Perawongmetha

A health worker wearing a protective suit takes a foreigner to an alternate state quarantine queue, during a readiness inspection in preparation for the country's reopening on November 1, at Suvarnabhumi International Airport in Bangkok, Thailand, October 20, 2021. REUTERS/Athit Perawongmetha

Passengers wear protective face masks whilst travelling on a public bus, amidst the spread of the coronavirus disease (COVID-19) pandemic, in London, Britain, October 20, 2021. REUTERS/Toby Melville

A man wearing a protective face mask walks during the morning rush hour, amidst the spread of the coronavirus disease (COVID-19) pandemic, in London, Britain, October 20, 2021. REUTERS/Toby Melville

A passenger wears a protective face mask whilst travelling on a public bus, amidst the spread of the coronavirus disease (COVID-19) pandemic, in London, Britain, October 20, 2021. REUTERS/Toby Melville

A street cleaner wearing a protective face mask works in the grounds of St Thomas' Hospital, beside the National Covid Memorial Wall, a dedication of thousands of hand painted hearts and messages commemorating victims of the COVID-19 pandemic, in London, Britain, October 20, 2021. REUTERS/Toby Melville

A worker wearing personal protective equipment (PPE) sanitizes seats inside a movie theatre ahead of its reopening, amidst the outbreak of the coronavirus disease (COVID-19), in Mumbai, India, October 20, 2021. REUTERS/Francis Mascarenhas

A worker wearing personal protective equipment (PPE) sanitizes seats inside a movie theatre ahead of its reopening, amidst the outbreak of the coronavirus disease (COVID-19), in Mumbai, India, October 20, 2021. REUTERS/Francis Mascarenhas

A worker wearing personal protective equipment (PPE) sanitizes seats inside a movie theatre ahead of its reopening, amidst the outbreak of the coronavirus disease (COVID-19), in Mumbai, India, October 20, 2021. REUTERS/Francis Mascarenhas TPX IMAGES OF THE DAY

Passengers wearing protective masks walk on the tarmac as they arrive at the Halim Perdanakusuma airport in Jakarta, Indonesia, October 20, 2021. REUTERS/Willy Kurniawan

A boy wears a skullcap that was gifted to him after joining Pope Francis on stage during the weekly general audience at the Vatican, October 20, 2021. REUTERS/Remo Casilli

A boy wears Pope Francis's skullcap at the weekly general audience at the Vatican, October 20, 2021. REUTERS/Remo Casilli

A boy wears a skullcap that was gifted to him after joining Pope Francis on stage during the weekly general audience at the Vatican, October 20, 2021. REUTERS/Remo Casilli

German Interior Minister Horst Seehofer wears a face mask as he talks with Foreign Minister Heiko Maas at the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany, October 20, 2021. Ina Fassbender/Pool via REUTERS

German Chancellor Angela Merkel wears a face mask as she arrives prior to the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany, October 20, 2021. Ina Fassbender/Pool via REUTERS

German Health Minister Jens Spahn wears a face mask as he takes his seat at the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany, October 20, 2021. Ina Fassbender/Pool via REUTERS

German Interior Minister Horst Seehofer wears a face mask as he talks with Development Minister Gerd Mueller at the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany, October 20, 2021. Ina Fassbender/Pool via REUTERS

Customers wearing protective face masks stand inside a shop in the Chinatown neighbourhood in the wake of coronavirus disease (COVID-19) regulations easing, following months of lockdown orders to curb an outbreak, in Sydney, Australia, October 20, 2021. REUTERS/Loren Elliott

German Interior Minister Horst Seehofer wears a face mask as he talks with Foreign Minister Heiko Maas at the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany, October 20, 2021. Ina Fassbender/Pool via REUTERS

German Interior Minister Horst Seehofer wears a face mask as he talks with German Minister for Food and Agriculture Julia Kloeckner prior to the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany October 20, 2021. Ina Fassbender/Pool via REUTERS

German Interior Minister Horst Seehofer wears a face mask at the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany October 20, 2021. Ina Fassbender/Pool via REUTERS

German Vice-Chancellor, Finance Minister and Social Democratic Party (SPD) top candidate for chancellor Olaf Scholz wears a face mask as he arrives for the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany October 20, 2021. Ina Fassbender/Pool via REUTERS

German Chancellor Angela Merkel wears a face mask as she arrives prior to the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany, October 20, 2021. Ina Fassbender/Pool via REUTERS

German Chancellor Angela Merkel, Vice Chancellor, Finance Minister and Social Democratic Party (SPD) top candidate for chancellor Olaf Scholz and Chancellery's Chief of Staff Helge Braun wear face masks prior to the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany October 20, 2021. Ina Fassbender/Pool via REUTERS

German Chancellor Angela Merkel wears a face mask as she takes her seat at the start of the weekly cabinet meeting at the Chancellery in Berlin, Germany, October 20, 2021. Ina Fassbender/Pool via REUTERS

Beijing Communist Party Secretary and President of the Beijing 2022 Organising Committee Cai Qi, wearing a face mask following the coronavirus disease (COVID-19) outbreak, leaves at the end of the ceremony to welcome the Olympic flame for the Beijing 2022 Winter Olympics, in Beijing, China October 20, 2021. REUTERS/Tingshu Wang

People wearing face masks following the coronavirus disease (COVID-19) outbreak stand near Olympic rings before the ceremony to welcome the Olympic flame for the Beijing 2022 Winter Olympics, in Beijing, China October 20, 2021. REUTERS/Tingshu Wang

A child wears a label showing the time they received a dose of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine during a vaccination program for minors between the ages of 12 to 17 with underlying medical conditions or disability at a hospital in Ciudad Juarez, Mexico October 19, 2021. REUTERS/Jose Luis Gonzalez

A man stands wearing a protective face mask, amid the coronavirus disease (COVID-19) pandemic, on 7th Avenue in New York City, U.S., October 19, 2021. REUTERS/Shannon Stapleton

A man stands wearing a protective face mask, amid the coronavirus disease (COVID-19) pandemic, as others wait to cross 7th Avenue in New York City, U.S., October 19, 2021. REUTERS/Shannon Stapleton

People wear face masks amid the coronavirus disease (COVID-19) outbreak at the fish market near Rialto bridge in Venice, Italy, October 19, 2021. The sign reads 'Venice is alive and asks for help'. REUTERS/Fabrizio Bensch

Tourists take pictures while wearing carnival masks on Rialto bridge in Venice, Italy, October 19, 2021. REUTERS/Fabrizio Bensch

A man wears religious signs on his turban during the celebrations to mark Eid-e-Milad-ul-Nabi, the birth anniversary of Prophet Mohammad, in Peshawar, Pakistan October 19, 2021. REUTERS/Fayaz Aziz

A boy wearing a religious sign sits with his sibling during a celebration to mark Eid-e-Milad-ul-Nabi, the birth anniversary of Prophet Mohammad, in Karachi, Pakistan October 19, 2021. REUTERS/Akhtar Soomro

Indonesian President Joko Widodo looks on wearing a protective face mask during an interview in Bebatu, near Tarakan, North Kalimantan province, Indonesia, October 19, 2021. REUTERS/Willy Kurniawan

Indonesian President Joko Widodo wears a protective face mask during an interview in Bebatu, near Tarakan, North Kalimantan province, Indonesia, October 19, 2021. REUTERS/Willy Kurniawan