A medical worker carries a tray with tea for the patients suffering from the coronavirus disease (COVID-19), at the Yatharth Hospital in Noida, on the outskirts of New Delhi, India, September 15, 2020. Picture taken September 15, 2020. REUTERS/Adnan Abidi

Britain's Catherine, Duchess of Cambridge, pours a tray with dough during a visit to Beigel Bake Brick Lane Bakery in East London, Britain September 15, 2020. Justin Tallis/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge, pours a tray with dough during a visit to Beigel Bake Brick Lane Bakery in East London, Britain September 15, 2020. Justin Tallis/Pool via REUTERS

Britain's Prince William and Catherine, Duchess of Cambridge, fill a tray with dough during a visit to Beigel Bake Brick Lane Bakery in East London, Britain September 15, 2020. Justin Tallis/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge, carries a tray with dough during a visit to Beigel Bake Brick Lane Bakery in East London, Britain September 15, 2020. Justin Tallis/Pool via REUTERS

Britain's Catherine, Duchess of Cambridge, carries a tray with dough during a visit to Beigel Bake Brick Lane Bakery in East London, Britain September 15, 2020. Justin Tallis/Pool via REUTERS

Live worms, used for ant feed, are seen in a tray outside the "Just Ants" shop in Singapore September 13, 2020. Picture taken September 13, 2020. REUTERS/Joseph Campbell

A secondary school student, wearing a protective face mask, sits in front of her meal tray in the school canteen room at the College Henri Matisse school during its reopening in Nice as French children return to their schools after the summer break with protective face masks and social distancing as part of efforts to curb a resurgence of the coronavirus disease (COVID-19) across France, September 1, 2020. REUTERS/Eric Gaillard

Secondary school students, wearing protective face masks, hold their meal tray in the school canteen room at the College Henri Matisse school during its reopening in Nice as French children return to their schools after the summer break with protective face masks and social distancing as part of efforts to curb a resurgence of the coronavirus disease (COVID-19) across France, September 1, 2020. REUTERS/Eric Gaillard

A waitress wearing a face shield as protection against the coronavirus disease (COVID-19) carries meals on a tray next to customers inside the airplane-themed Urban Air restaurant in Abuja, Nigeria August 26, 2020. Picture taken August 26, 2020. REUTERS/Afolabi Sotunde

Brandon, who is unemployed, holds an egg tray which he won after a raffle at 'El Sueno de Todos' (The dream of all), an unauthorized settlement without potable water, sewerage and power, where mainly people who lost their jobs were forced to build shacks, as the coronavirus disease (COVID-19) outbreak continues in Santiago, Chile August 22, 2020. Picture taken August 22, 2020. REUTERS/Ivan Alvarado

A Palestinian woman uses a plastic tray to cool herself down on a hot day during a power cut inside her house that is illuminated by battery-powered lights after Gaza's lone power plant shut down amid tension with Israel, in Jabalia refugee camp, in the northern Gaza Strip August 23, 2020. Picture taken August 23, 2020. REUTERS/Mohammed Salem

A Palestinian woman uses a plastic tray to cool down her son as he sleeps on a hot day inside their house that is illuminated by battery-powered lights after Gaza's lone power plant shut down amid tension with Israel, in Jabalia refugee camp, in the northern Gaza Strip August 23, 2020. Picture taken August 23, 2020. REUTERS/Mohammed Salem

A Palestinian woman uses a plastic tray to cool herself down on a hot day during a power cut as a boy sleeps inside their house that is illuminated by battery-powered lights after Gaza's lone power plant shut down amid tension with Israel, in Jabalia refugee camp, in the northern Gaza Strip August 23, 2020. Picture taken August 23, 2020. REUTERS/Mohammed Salem

A staff member who is also an anti-food waste supervisor, holds a tray at the Quanjude Roast Duck restaurant, following the coronavirus disease (COVID-19) outbreak in Beijing, China August 18, 2020. REUTERS/Tingshu Wang

A man carries a tray of orange juice glasses while selling them amidst the rush of people outside an electronics market as the outbreak of the coronavirus disease (COVID-19) continues, in Karachi, Pakistan July 20, 2020. REUTERS/Akhtar Soomro

Ibtissam, 46, whose husband Mutasim al-Jeiry is a pottery maker, carries a tray out of the kitchen at their home in an area known as the 'Potters Village' in Alqamayir, Omdurman, Sudan, February 18, 2020. "Our life depends on the mud of the Nile, without it we will not eat", said Ibtissam. REUTERS/Zohra Bensemra SEARCH "BENSEMRA NILE" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

Members of Surf Life Saving Victoria remove food trays from a public housing tower, locked down in response to an outbreak of the coronavirus disease (COVID-19), in Melbourne, Australia, July 8, 2020. REUTERS/Sandra Sanders

A brush for sweeping bone remains is seen on a tray, as the coronavirus disease (COVID-19) outbreak continues at San Isidro crematory in Mexico City, Mexico June 29, 2020. REUTERS/Edgard Garrido

A robotic arm places a tray of food to a conveyor belt at a KFC restaurant offering contactless service, ahead of its opening following the easing of restrictions implemented to curb the spread of the coronavirus disease (COVID-19) in Moscow, Russia June 21, 2020. REUTERS/Evgenia Novozhenina

An employee places a tray of food to a conveyor belt at a KFC restaurant offering contactless service, ahead of its opening following the easing of restrictions implemented to curb the spread of the coronavirus disease (COVID-19) in Moscow, Russia June 21, 2020. REUTERS/Evgenia Novozhenina

An employee wearing a protective face mask and gloves picks up a tray of food from a cubby, which opens automatically with a facial recognition system, at a KFC restaurant offering contactless service, ahead of its opening following the easing of restrictions implemented to curb the spread of the coronavirus disease (COVID-19) in Moscow, Russia June 21, 2020. REUTERS/Evgenia Novozhenina

A robotic arm carries a tray of food at a KFC restaurant offering contactless service, ahead of its opening following the easing of restrictions implemented to curb the spread of the coronavirus disease (COVID-19) in Moscow, Russia June 21, 2020. REUTERS/Evgenia Novozhenina

A robotic arm places a tray of food to a conveyor belt at a KFC restaurant offering contactless service, ahead of its opening following the easing of restrictions implemented to curb the spread of the coronavirus disease (COVID-19) in Moscow, Russia June 21, 2020. REUTERS/Evgenia Novozhenina

A girl observes a partial solar eclipse on the Mahanakhon Skywalk Glass Tray at the King Power Mahanakhon building in Bangkok, Thailand, June 21, 2020. REUTERS/Athit Perawongmetha TPX IMAGES OF THE DAY

A woman observes a partial solar eclipse on the Mahanakhon Skywalk Glass Tray at the King Power Mahanakhon building in Bangkok, Thailand, June 21, 2020. REUTERS/Athit Perawongmetha

People observe a partial solar eclipse on the Mahanakhon Skywalk Glass Tray at the King Power Mahanakhon building in Bangkok, Thailand, June 21, 2020. REUTERS/Athit Perawongmetha

A woman wearing a face mask amid the spread of the coronavirus disease (COVID-19) observes a partial solar eclipse on the Mahanakhon Skywalk Glass Tray at the King Power Mahanakhon building in Bangkok, Thailand, June 21, 2020. REUTERS/Athit Perawongmetha TPX IMAGES OF THE DAY

A man observes a partial solar eclipse on the Mahanakhon Skywalk Glass Tray at the King Power Mahanakhon building in Bangkok, Thailand, June 21, 2020. REUTERS/Athit Perawongmetha

People wearing face masks amid the spread of the coronavirus disease (COVID-19) observe a partial solar eclipse on the Mahanakhon Skywalk Glass Tray at the King Power Mahanakhon building in Bangkok, Thailand, June 21, 2020. REUTERS/Athit Perawongmetha

A woman observes a partial solar eclipse on the Mahanakhon Skywalk Glass Tray at the King Power Mahanakhon building in Bangkok, Thailand, June 21, 2020. REUTERS/Athit Perawongmetha

People observe a partial solar eclipse on the Mahanakhon Skywalk Glass Tray at the King Power Mahanakhon building in Bangkok, Thailand, June 21, 2020. REUTERS/Athit Perawongmetha

People observe a partial solar eclipse on the Mahanakhon Skywalk Glass Tray at the King Power Mahanakhon building in Bangkok, Thailand, June 21, 2020. REUTERS/Athit Perawongmetha

African immigrant Modu, 33, carries a meal tray donated by Monaco soccer player Keita Balde, for distribution to compatriots living on the streets while waiting for available fruit picking jobs, in Lleida, Spain, June 16, 2020. Picture taken June 16, 2020. REUTERS/Nacho Doce

Joel and Trai with their bikes at Alexandra Palace in London, Britain, June 11, 2020. Picture taken June 11, 2020. REUTERS/Peter Cziborra

Drip trays for beer taps are seen inside The Greenwich Pensioner pub, which was closed to slow the spread of the coronavirus disease (COVID-19), London, Britain, May 21, 2020. Picture taken May 21, 2020. REUTERS/Dylan Martinez

A cutlery tray covered with cling film is seen inside The Greenwich Pensioner pub, which was closed to slow the spread of the coronavirus disease (COVID-19), London, Britain, May 21, 2020. Picture taken May 21, 2020. REUTERS/Dylan Martinez

An army member washes a tray as comrades get ready to apply disinfectant before a food delivery in a socially vulnerable community following the outbreak of the coronavirus disease (COVID-19) in Maipu area at Santiago, Chile June 16, 2020. REUTERS/Ivan Alvarado

A tenant of a low-income boarding house receives trays of eggs donated by El Chato and La Chicheria Demente restaurants, amidst the outbreak of the coronavirus disease (COVID19), in Bogota, Colombia June 2, 2020. Picture taken June 2, 2020. REUTERS/Luisa Gonzalez

An employee routinely sanitizes server trays at a reopened restaurant after restrictions to prevent the spread of the coronavirus disease (COVID-19) are eased in Bloomfield Hills, Michigan, U.S., June 8, 2020. REUTERS/Emily Elconin

An employee routinely sanitizes server trays at a reopened restaurant after restrictions to prevent the spread of the coronavirus disease (COVID-19) are eased in Bloomfield Hills, Michigan, U.S., June 8, 2020. REUTERS/Emily Elconin

An employee routinely sanitizes server trays at a reopened restaurant after restrictions to prevent the spread of the coronavirus disease (COVID-19) are eased in Bloomfield Hills, Michigan, U.S., June 8, 2020. REUTERS/Emily Elconin

A worker collects recyclable garbage including cans, plastic trays and plastic or glass bottles on the street during a waste collection service operated by a local government, on World Environment Day, in Tokyo, Japan June 5, 2020. REUTERS/Issei Kato

Workers collect recyclable garbage including cans, plastic trays and plastic or glass bottles on the street during a waste collection service operated by a local government, on World Environment Day, in Tokyo, Japan June 5, 2020. REUTERS/Issei Kato

A worker collects recyclable garbage including cans, plastic trays and plastic or glass bottles on the street during a waste collection service operated by a local government, on World Environment Day, in Tokyo, Japan June 5, 2020. REUTERS/Issei Kato

Containers for recyclable garbage including cans, plastic trays and plastic or glass bottles are seen on the street, on World Environment Day, in Tokyo, Japan June 5, 2020. REUTERS/Issei Kato

A worker collects recyclable garbage including cans, plastic trays and plastic or glass bottles on the street during a waste collection service operated by a local government, on World Environment Day, in Tokyo, Japan June 5, 2020. REUTERS/Issei Kato

Tray Lee stands up through the sunroof of his sister's car in support as thousands of protesters flood the streets during a protest calling for a 50% defunding of the Seattle Police Department and investment in community based solutions in Seattle, Washington, U.S. June 3, 2020. REUTERS/Lindsey Wasson

Tray Lee stands up through the sunroof of his sister's car in support as thousands of protesters flood the streets during a protest calling for a 50% defunding of the Seattle Police Department and investment in community based solutions in Seattle, Washington, U.S. June 3, 2020. REUTERS/Lindsey Wasson

Tray Lee stands up through the sunroof of his sister's car in support as thousands of protesters flood the streets during a protest calling for a 50% defunding of the Seattle Police Department and investment in community based solutions in Seattle, Washington, U.S. June 3, 2020. REUTERS/Lindsey Wasson

A worker flips a tray of a traditional sweet "Konafa" in a shop as as Palestinians ease the coronavirus disease (COVID-19) restrictions, in Nablus in the Israeli-occupied West Bank June 3, 2020. REUTERS/Raneen Sawafta

A school keeper's daughter carries a tray while she walks out of a classroom as Senegal has postponed the reopening of schools, amid the outbreak of the coronavirus disease (COVID-19), in Pikine, on the outskirts of Dakar, Senegal June 2, 2020. REUTERS/Zohra Bensemra

A waiter wearing a face shield and a protective face mask carries a tray with drinks as she serves customers in a Bumi Aki restaurant amid the coronavirus disease (COVID-19) outbreak in Bogor, near Jakarta, Indonesia, May 29, 2020. REUTERS/Ajeng Dinar Ulfiana

Dozens of chef's aprons, chef's hats, and restaurant trays are displayed on the ground of a bank of the Seine river in Paris during a nationwide protest by restaurants and bars owners to urge the French government to allow the reopening as soon as possible following the outbreak of the coronavirus disease (COVID-19) in France, May 27, 2020. REUTERS/Benoit Tessier

Dozens of chef's aprons, chef's hats, and restaurant trays are displayed on the ground of a bank of the Seine river in Paris during a nationwide protest by restaurants and bars owners to urge the French government to allow the reopening as soon as possible following the outbreak of the coronavirus disease (COVID-19) in France, May 27, 2020. REUTERS/Benoit Tessier

Dozens of chef's aprons, chef's hats, and restaurant trays are displayed on the ground of a bank of the Seine river in Paris during a nationwide protest by restaurants and bars owners to urge the French government to allow the reopening as soon as possible following the outbreak of the coronavirus disease (COVID-19) in France, May 27, 2020. REUTERS/Benoit Tessier TPX IMAGES OF THE DAY

Dozens of chef's aprons, chef's hats, and restaurant trays are displayed on the ground of a bank of the Seine river in Paris during a nationwide protest by restaurants and bars owners to urge the French government to allow the reopening as soon as possible following the outbreak of the coronavirus disease (COVID-19) in France, May 27, 2020. REUTERS/Benoit Tessier

Dozens of chef's aprons, chef's hats, and restaurant trays are displayed on the ground of a bank of the Seine river in Paris during a nationwide protest by restaurants and bars owners to urge the French government to allow the reopening as soon as possible following the outbreak of the coronavirus disease (COVID-19) in France, May 27, 2020. REUTERS/Benoit Tessier

Dozens of chef's aprons, chef's hats, and restaurant trays are displayed on the ground of a bank of the Seine river in Paris during a nationwide protest by restaurants and bars owners to urge the French government to allow the reopening as soon as possible following the outbreak of the coronavirus disease (COVID-19) in France, May 27, 2020. REUTERS/Benoit Tessier

Vietnam Airlines's cabin attendant Tran Le Duyen and aviation sector businessman Nguyen Van Trai attend their wedding ceremony after the Vietnamese government eased the nationwide lockdown for the coronavirus disease (COVID-19) outbreak, which pushed back the original wedding date, in Hanoi, Vietnam May 23, 2020. Picture taken May 23, 2020. REUTERS/Kham