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 

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 

Flames rise as a fire burns at the Moria camp for refugees and migrants on the island of Lesbos, Greece, September 9, 2020. REUTERS/Elias Marcou 

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol 

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol 

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol 

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol 

A trawler fishes front of the beach in Wissant, France, August 20, 2020. Picture taken August 20, 2020. REUTERS/Pascal Rossignol 

Copies of the Apple Daily newspaper with the headline "Apple Daily will fight on", published after media mogul and founder of Apple Daily Jimmy Lai Chee-ying was arrested by the national security unit, are seen outside a restaurant in Hong Kong, China August 11, 2020. A sign next to newspapers reads "Free to take, one copy per person. #Support Apple Daily". REUTERS/Lam Yik. 

A crescent moon is seen next to the King Hussein Bin Talal Mosque during the holy fasting month of Ramadan as prayers by worshippers in the holy places are suspended due to concerns about the spread of the coronavirus disease (COVID-19), in Amman, Jordan April 26, 2020. Picture taken April 26, 2020. REUTERS/Muhammad Hamed TPX IMAGES OF THE DAY 

A crescent moon is seen next to the King Hussein Bin Talal Mosque during the holy fasting month of Ramadan as prayers by worshippers in the holy places are suspended due to concerns about the spread of the coronavirus disease (COVID-19), in Amman, Jordan April 26, 2020. Picture taken April 26, 2020. REUTERS/Muhammad Hamed 

Via del Mare connecting Ostia with Rome is seen deserted, as the spread of the coronavirus disease (COVID-19) continues in Italy, April 26, 2020. REUTERS/Alberto Lingria 

Electricity pylons are seen during sunset in Gavrelle, near Arras, France, April 25, 2020. REUTERS/Pascal Rossignol 

Electricity pylons are seen during sunset in Gavrelle, near Arras, France, April 25, 2020. REUTERS/Pascal Rossignol 

Electricity pylons are seen during sunset in Gavrelle, near Arras, France, April 25, 2020. REUTERS/Pascal Rossignol 

Electricity pylons are seen during sunset in Gavrelle, near Arras, France, April 25, 2020. REUTERS/Pascal Rossignol 

Electricity pylons are seen as the spread of the coronavirus disease (COVID-19) continues, in Leicester, Britain, April 25, 2020. REUTERS/Andrew Boyers 

An electricity pylon is seen as the spread of the coronavirus disease (COVID-19) continues, in Leicester, Britain, April 25, 2020. REUTERS/Andrew Boyers 

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 

The minaret of the 220 mosque is pictured during the first day of the holy month of Ramadan, amid the spread of the coronavirus disease (COVID-19), in Abidjan, Ivory Coast April 24, 2020. REUTERS/Luc Gnago 

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 

A single aircraft is pictured next to the Television tower, as the spread of the coronavirus disease (COVID-19) continues in Berlin, Germany, April 23, 2020. REUTERS/Fabrizio Bensch 

A man looks across the River Thames at sunset on Earth Day in London, Britain, April 22, 2020. REUTERS/Kevin Coombs 

A digital board is seen on the road as the spread of the coronavirus disease (COVID-19) continues in Southport, Britain, April 22, 2020. REUTERS/Phil Noble 

An empty Saint Mark's Basin is seen in Venice as Italy's lockdown measures continue to prevent the spread of coronavirus disease (COVID-19) in Venice, Italy, April 22, 2020. REUTERS/Manuel Silvestri 

A general view shows the Kiev Pechersk Lavra monastery, where multiple cases of the coronavirus disease (COVID-19) have been confirmed, in Kiev, Ukraine April 22, 2020. REUTERS/Valentyn Ogirenko 

A general view shows the Kiev Pechersk Lavra monastery, where multiple cases of the coronavirus disease (COVID-19) have been confirmed, in Kiev, Ukraine April 22, 2020. REUTERS/Valentyn Ogirenko 

A digital board is seen on the road as the spread of the coronavirus disease (COVID-19) continues in Southport, Britain, April 22, 2020. REUTERS/Phil Noble 

A digital board is seen on the road as the spread of the coronavirus disease (COVID-19) continues in Southport, Britain, April 22, 2020. REUTERS/Phil Noble 

A man rows a makeshift raft in the Yamuna river on the Earth Day, during a lockdown to slow spread of the coronavirus disease (COVID-19), in New Delhi, India, April 22, 2020. REUTERS/Anushree Fadnavis 

The sun rises behind Coombe Hill monument as the spread of the coronavirus disease (COVID-19) continues, near Dunsmore, Britain, April 22, 2020. REUTERS/Matthew Childs TPX IMAGES OF THE DAY 

The sun rises behind Coombe Hill monument as the spread of the coronavirus disease (COVID-19) continues, near Dunsmore, Britain, April 22, 2020. REUTERS/Matthew Childs 

A meteorite is seen during the Lyrid Meteor Shower in Nettleden, Hertfordshire, Britain, April 22, 2020. REUTERS/Matthew Childs 

A view of the night sky during the Lyrid Meteor Shower over Upper Weald, outside Milton Keynes, Britain, April 22, 2020. REUTERS/Andrew Boyers 

A plane is seen through trees during the Lyrid Meteor Shower over Upper Weald, outside Milton Keynes, Britain, April 22, 2020. REUTERS/Andrew Boyers 

A sensor of air quality is seen in the city of La Paz amid the spread of the coronavirus disease (COVID-19), in La Paz, Bolivia, April 13, 2020. Picture taken April 13, 2020. REUTERS/David Mercado 

A man exercises during the coronavirus disease (COVID-19) outbreak, in Chon Buri province, east of Bangkok, Thailand April 21, 2020. REUTERS/Soe Zeya Tun 

A member of the Iraqi security forces stands guard at an oil burner in al-Zubair oil field, near Basra, Iraq April 21, 2020. REUTERS/Essam al-Sudani 

A flag with a message in support of the NHS flutters, amid the outbreak of the coronavirus disease (COVID-19), in Sunderland, Britain, April 21, 2020. REUTERS/Lee Smith 

A black woodpecker flies over a field near the village of Zhukovka, Belarus April 21, 2020. REUTERS/Vasily Fedosenko 

Cattle graze on a field as the spread of the coronavirus disease (COVID-19) continues, outside Milton Keynes, Britain, April 21, 2020. REUTERS/Andrew Boyers 

Cattle graze on a field as the spread of the coronavirus disease (COVID-19) continues, outside Milton Keynes, Britain, April 21, 2020. REUTERS/Andrew Boyers 

A general view shows birds on Furzton Lake during sunrise as the spread of the coronavirus disease (COVID-19) continues, in Milton Keynes, Britain April 21, 2020. REUTERS/Andrew Boyers 

A general view of the sunrise over Furzton Lake as the spread of the coronavirus disease (COVID-19) continues, in Milton Keynes, Britain April 21, 2020. REUTERS/Andrew Boyers 

A soldier stands at a checkpoint during a police and army joint operation as part of security measures to keep people out of city downtown markets during a quarantine throughout the country to curb the spread of the coronavirus disease (COVID-19), in San Salvador, El Salvador April 20, 2020. REUTERS/Jose Cabezas 

A family fly a kite during sunset on top of Feldberg mountain near Frankfurt, Germany, April 20, 2020, as the spread of the coronavirus disease (COVID-19) continues. REUTERS/Kai Pfaffenbach 

A view shows the Kremlin amid the coronavirus disease (COVID-19) outbreak in Moscow, Russia April 20, 2020. REUTERS/Maxim Shemetov 

General view as the sunsets in Frodsham, Britain, April 19, 2020. REUTERS/Molly Darlington 

General view as the sunsets behind wind turbines in Frodsham, Britain, April 19, 2020. REUTERS/Molly Darlington 

General view as the sunsets behind wind turbines in Frodsham, Britain, April 19, 2020. REUTERS/Molly Darlington 

People take a walk during sunset at the Tempelhofer Feld, as the spread of coronavirus disease (COVID-19) continues in Berlin, Germany, April 19, 2020. REUTERS/Christian Mang 

A person rides a bike during the sunset at the Tempelhofer Feld, as the spread of coronavirus disease (COVID-19) continues in Berlin, Germany, April 19, 2020. REUTERS/Christian Mang 

Rainclouds gather above the skyline of Kritipur during the twenty-seventh day of the lockdown imposed by the government amid concerns about the spread of coronavirus disease at a park in Kathmandu, Nepal April 19, 2020. REUTERS/Navesh Chitrakar 

A dog is walked on the beach in Blyth as the spread of the coronavirus disease (COVID-19) continues in Britain, April 19, 2020. REUTERS/Lee Smith TPX IMAGES OF THE DAY 

Seagulls are seen on the beach in Tynemouth, as the spread of the coronavirus disease (COVID-19) continues, in Britain, April 19, 2020. REUTERS/Lee Smith 

Fireworks explode over the Parthenon temple to celebrate the Greek Orthodox Easter, following the coronavirus disease (COVID-19) outbreak in Athens, Greece, April 19, 2020. REUTERS/Alkis Konstantinidis 

Fireworks explode over the Parthenon temple to celebrate the Greek Orthodox Easter, following the coronavirus disease (COVID-19) outbreak in Athens, Greece, April 19, 2020. REUTERS/Alkis Konstantinidis 

Fireworks explode over the Parthenon temple to celebrate the Greek Orthodox Easter, following the coronavirus disease (COVID-19) outbreak in Athens, Greece, April 19, 2020. REUTERS/Alkis Konstantinidis 

An empty beach is seen following the outbreak of coronavirus disease (COVID-19) in Fregene, Italy, April 18, 2020. REUTERS/Alberto Lingria 

Windmills are seen on a sunny day in Kinderdijk, Netherlands April 17, 2020. REUTERS/Piroschka van de Wouw