A lonesome refugee kneels on the ground after he fled from Ukraine because of the Russian invasion at the border checkpoint in Medyka, Poland, March 1, 2022. REUTERS/Kai Pfaffenbach 

A lonesome reveller walks on an empty square at Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller walks past a police officer near Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller sits on a box after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller walks on an empty square at Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller walks past Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller walks past members of the public order office outside Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller takes a selfie after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller walks in front of Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller walks past Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller walks past Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller poses in front of Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A lonesome reveller poses in front of Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen TPX IMAGES OF THE DAY 

A lonesome reveller walks past Cologne Cathedral after carnival festivities were cancelled due to the coronavirus disease (COVID-19) pandemic in Cologne, Germany, February 11, 2021. REUTERS/Thilo Schmuelgen 

A child holds a piece of bread in her hand outside the new temporary camp for migrants and refugees, on the island of Lesbos, Greece, September 23, 2020. REUTERS/Yara Nardi 

A man is seen through a barbed wire at a new temporary camp for migrants and refugees, on the island of Lesbos, Greece, September 22, 2020. REUTERS/Yara Nardi 

A woman looks over the barbed wire of a chain-linked fence at a new temporary camp for migrants and refugees, on the island of Lesbos, Greece, September 21, 2020. REUTERS/Yara Nardi 

An Afghan child plays next to the barbed wire outside the new temporary camp for migrants and refugees, on the island of Lesbos, Greece, September 20, 2020. REUTERS/Yara Nardi 

The hand of man is seen behind a barbed wire at a new temporary camp for migrants and refugees, on the island of Lesbos, Greece, September 20, 2020. REUTERS/Yara Nardi 

A man is seen from behind at a new temporary camp for migrants and refugees, on the island of Lesbos, Greece, September 19, 2020. REUTERS/Yara Nardi 

A woman is seen from behind as she stands in front of a barbed wire at a new temporary camp for migrants and refugees, on the island of Lesbos, Greece, September 19, 2020. REUTERS/Yara Nardi 

View of a new medical facility set up for testing migrant workers residing in dormitories for the coronavirus disease (COVID-19), in Singapore May 10, 2020. REUTERS/Edgar Su REFILE - CLARIFYING INFORMATION 

View of a new medical facility set up for testing migrant workers residing in dormitories for the coronavirus disease (COVID-19), in Singapore May 10, 2020. REUTERS/Edgar Su REFILE - CLARIFYING INFORMATION 

A Salvadoran transgender woman washes her feet at a migrant encampment, where more than 2,000 people live in while seeking asylum in the U.S., during the outbreak of the coronavirus disease (COVID-19), in Matamoros, Mexico May 1, 2020. REUTERS/Daniel Becerril 

The U.S. Capitol is seen in the rain, as the coronavirus disease (COVID-19) outbreak continues in Washington, U.S., April 27, 2020. REUTERS/Tom Brenner 

A moorhen is seen in St James' Park, following the outbreak of the coronavirus disease (COVID-19), London, Britain, April 27, 2020. REUTERS/John Sibley 

A carpenter wearing protective gear sanitises his carpentry, as the spread of coronavirus disease (COVID-19) continues, in Rome, Italy, April 27, 2020. REUTERS/Remo Casilli 

A woman stands on a mark on the ground to maintain social distance while waiting for rice donation in front of Saint Joseph Cathedral during the coronavirus disease (COVID-19) outbreak in Hanoi, Vietnam April 27, 2020. REUTERS/Kham 

The feet of a person sunbathing behind a window are seen in Arras, during a lockdown imposed to slow the rate of the coronavirus disease (COVID-19) spread in France, April 26, 2020. REUTERS/Pascal Rossignol 

A boy jumps from a bridge into the Nile River to cool off from the hot and humid weather, during the holy month of Ramadan, as Egypt closed clubs and beaches amid concerns over the coronavirus disease (COVID-19) in Cairo, Egypt April 26, 2020. REUTERS/Amr Abdallah Dalsh 

A boy jumps into the Nile River to cool off from the hot and humid weather, during the holy month of Ramadan, as Egypt closed clubs and beaches amid concerns over the coronavirus disease (COVID-19) in Cairo, Egypt April 26, 2020. REUTERS/Amr Abdallah Dalsh 

A man jogs at the steps of Santa Maria in Ara Coeli Basilica, as the spread of the coronavirus disease (COVID-19) continues, in Rome, Italy, April 26, 2020. REUTERS/Alberto Lingria 

A girls sits on a quiet beach near Enoshima island during the nationwide state of emergency following the coronavirus disease (COVID-19) outbreak, in Fujisawa, Kanagawa Prefecture, Japan, April 26, 2020. REUTERS/Kim Kyung-Hoon TPX IMAGES OF THE DAY 

A man collects seaweed on a quiet beach near Enoshima island during the nationwide state of emergency following the coronavirus disease (COVID-19) outbreak, in Fujisawa, Kanagawa Prefecture, Japan, April 26, 2020. Picture taken with a drone. REUTERS/Kim Kyung-Hoon 

A woman carries a dog after Dutch students arrived on a tallship after sailing back from Cuba instead of flying due to the coronavirus disease (COVID-19) outbreak, in Harlingen, Netherlands, April 26, 2020. REUTERS/Eva Plevier 

A man takes a picture during a sunrise at Recreio dos Bandeirantes beach amid the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil April 25, 2020. REUTERS/Sergio Moraes 

A man sits at a park during the large-scale restrictions imposed by the government to prevent the spread of the coronavirus disease (COVID-19), in Jakarta, Indonesia, April 25, 2020. REUTERS/Willy Kurniawan 

A man wearing a face mask sits on a bench at a rest area of a business building during the nationwide state of emergency following the coronavirus disease (COVID-19) outbreak in Tokyo, Japan, April 25, 2020. REUTERS/Kim Kyung-Hoon TPX IMAGES OF THE DAY 

A person in a face mask walks in front of the Manhattan skyline during the outbreak of the coronavirus disease (COVID-19) in Brooklyn borough of New York City, U.S., April 24, 2020. REUTERS/Andrew Kelly 

A man walks down an empty street, amid the coronavirus disease (COVID-19) outbreak in Madrid, Spain, April 24, 2020. REUTERS/Susana Vera TPX IMAGES OF THE DAY 

A woman claps from her balcony during the daily applause in support of healthcare workers, amid the coronavirus disease (COVID-19) outbreak in Madrid, Spain, April 24, 2020. REUTERS/Susana Vera 

A man paddles on the Sevre river in Vertou during a lockdown imposed to slow the spread of the coronavirus disease (COVID-19) in Vertou, France, April 24, 2020. REUTERS/Stephane Mahe 

A man is pictured inside the closed Great Mosque of Brussels during the first day of Ramadan amid the coronavirus disease (COVID-19) outbreak, Belgium April 24, 2020. REUTERS/Francois Lenoir 

A man is pictured inside the closed Great Mosque of Brussels during the first day of Ramadan amid the coronavirus disease (COVID-19) outbreak, Belgium April 24, 2020. REUTERS/Francois Lenoir TPX IMAGES OF THE DAY 

A farmer harvests lettuces at a farm during the nationwide quarantine as coronavirus disease (COVID-19) continues in La Grita, Venezuela April 18, 2020. Picture taken April 18, 2020. REUTERS/Carlos Eduardo Ramirez 

A dog walker is seen in a Rapeseed field near Mount Grange Priory as the spread of coronavirus disease (COVID-19) continues, Britain, April 24, 2020. REUTERS/Lee Smith 

A cat sits between tombstones at an ottoman era cemetery in the garden of Eyup Sultan Mosque during the first day of Ramadan and the second of a four-day curfew, as the spread of the coronavirus disease (COVID-19) continues, in Istanbul, Turkey April 24, 2020. REUTERS/Umit Bektas 

A dog walker is seen in a Rapeseed field near Mount Grange Priory as the spread of coronavirus disease (COVID-19) continues, Britain, April 24, 2020. REUTERS/Lee Smith 

A specialist wearing protective gear sprays disinfectant while sanitizing a bridge to prevent the spread of coronavirus disease (COVID-19) near the Kremlin in central Moscow, Russia April 24, 2020. REUTERS/Dmitry Madorsky 

A Muslim man wearing a protective face mask prays at a mosque on the first day of the holy fasting month of Ramadan, amid the coronavirus disease (COVID-19) outbreak, in Bangkok, Thailand April 24, 2020. REUTERS/Jorge Silva TPX IMAGES OF THE DAY 

A camera of a thermal imaging system is seen inside a public hospital to measure temperature and identify people potentially infected with the coronavirus disease (COVID-19) in Valparaiso, Chile April 23, 2020. REUTERS/Rodrigo Garrido 

An elderly man sleeps on the corridor of The Great Mosque of Istiqlal as it is closed during the imposition of large-scale restrictions by the government to prevent the spread of the coronavirus disease (COVID-19), at the first day of holy fasting month of Ramadan in Jakarta, Indonesia, April 23, 2020. Picture taken April 23, 2020. REUTERS/Willy Kurniawan 

A man with a test tube in his hand waits for his turn to take a blood test for the coronavirus disease (COVID-19) at a converted gym in Cisliano, near Milan, Italy, April 21, 2020. Picture taken April 21, 2020. REUTERS/Flavio Lo Scalzo 

Workers harvest asparagus in Mannsdorf an der Donau, as the spread of the coronavirus disease (COVID-19) continues, Mannsdorf an der Donau, Austria, April 23, 2020. REUTERS/Lisi Niesner 

A black grouse lands on a mating ground in a field near the village of Lovtsevichi, Belarus April 23, 2020. REUTERS/Vasily Fedosenko 

A black grouse flies above a mating ground in a field near the village of Lovtsevichi, Belarus April 23, 2020. REUTERS/Vasily Fedosenko 

A fox cub ventures out from its den under a popular boardwalk alongside Lake Ontario during the global outbreak of the coronavirus disease (COVID-19), in Toronto, Ontario, Canada April 22, 2020.REUTERS/Carlos Osorio 

A dog shakes itself as its owner gives it a bath at an alley of the Rocinha slum during the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil April 22, 2020. REUTERS/Ricardo Moraes 

A blackbird bathes in a mud puddle on the 50th anniversary of Earth Day, as the global outbreak of the coronavirus disease (COVID-19) continues, in Ronda, southern Spain, April 22, 2020. REUTERS/Jon Nazca 

A surfer walks into the Pacific Ocean at sunrise on the 50th anniversary of Earth Day, as the global outbreak of coronavirus disease (COVID-19) continues, in Huntington Beach, California, U.S., April 22, 2020. REUTERS/Lucy Nicholson