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

Vietnam Airlines' cabin attendant Tran Le Duyen waits for as her groom, aviation sector businessman Nguyen Van Trai to come up the stairs during their wedding ceremony after the Vietnamese government eased the nationwide lockdown for the coronavirus disease (COVID-19) outbreak, which delayed their original wedding date, in Hanoi, Vietnam May 23, 2020. Picture taken May 23, 2020. REUTERS/Kham

Relatives celebrate with Vietnam Airlines's cabin attendant Tran Le Duyen and air service businessman Nguyen Van Trai during 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

Relatives stand around Vietnam Airlines's cabin attendant Tran Le Duyen and air service businessman Nguyen Van Trai during 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

Relatives attend the wedding party of Vietnam Airlines' cabin attendant Tran Le Duyen and aviation sector businessman Nguyen Van Trai 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 22, 2020. Picture taken May 22, 2020. REUTERS/Kham

Relatives attend the wedding party of Vietnam Airlines' cabin attendant Tran Le Duyen and aviation sector businessman Nguyen Van Trai 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 22, 2020. Picture taken May 22, 2020. REUTERS/Kham

Relatives attend the wedding party of Vietnam Airlines' cabin attendant Tran Le Duyen and aviation sector businessman Nguyen Van Trai 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 22, 2020. Picture taken May 22, 2020. REUTERS/Kham

Relatives drink during the wedding party of Vietnam Airlines' cabin attendant Tran Le Duyen and aviation sector businessman Nguyen Van Trai 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 22, 2020. Picture taken May 22, 2020. REUTERS/Kham

Relatives attend the wedding party of Vietnam Airlines' cabin attendant Tran Le Duyen and aviation sector businessman Nguyen Van Trai 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

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

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

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

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

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

Belgian nurses receive a tray of cookies and pastries to celebrate the International Nurse Day, amid the coronavirus disease (COVID-19) outbreak, at the Erasme Hospital in Brussels, Belgium, May 12, 2020. REUTERS/Yves Herman

A member of the Erasme Hospital staff prepares trays of cookies and pastries for nurses to celebrate the International Nurse Day, amid the coronavirus disease (COVID-19) outbreak, in Brussels, Belgium, May 12, 2020. REUTERS/Yves Herman

Belgian nurses gesture as they receive trays of cookies and pastries to celebrate the International Nurse Day, amid the coronavirus disease (COVID-19) outbreak, at the Erasme Hospital in Brussels, Belgium, May 12, 2020. REUTERS/Yves Herman

Belgian nurses pose with trays of cookies and pastries that they received to celebrate the International Nurse Day, amid the coronavirus disease (COVID-19) outbreak, at the Erasme Hospital in Brussels, Belgium, May 12, 2020. REUTERS/Yves Herman

A barista wearing a protective face mask and gloves holds a tray full of pastries at a cafe in Trastevere which reopened for takeaways only, as Italy begins a staged end to a nationwide lockdown due to the spread of the coronavirus disease (COVID-19), in Rome, Italy May 6, 2020. REUTERS/Guglielmo Mangiapane

Martin Chambers poses with a tray of hot cross buns outside Redbournbury Mill in St Albans, following the outbreak of the coronavirus disease (COVID-19), St Albans, Britain, May 1, 2020. REUTERS/Paul Childs

Martin Chambers poses with a tray of hot cross buns outside Redbournbury Mill in St Albans, following the outbreak of the coronavirus disease (COVID-19), St Albans, Britain, May 1, 2020. REUTERS/Paul Childs

A man offers prayers next to trays filled with vermicelli, a specialty eaten during Ramadan, inside his workshop on the first Friday of the Muslim holy fasting month of Ramadan, during a nationwide lockdown to slow the spreading of coronavirus disease (COVID-19), in Prayagraj, India, May 1, 2020. REUTERS/Jitendra Prakash

A migrant worker wears a mask and practices social distancing to help slow the spread of the coronavirus disease (COVID-19) while loading trays of onions at Mayfair Farms in Portage la Prairie, Manitoba, Canada April 28, 2020. REUTERS/Shannon VanRaes?

A migrant worker wears a mask and practices social distancing to help slow the spread of the coronavirus disease (COVID-19) while loading trays of onions at Mayfair Farms in Portage la Prairie, Manitoba, Canada April 28, 2020. REUTERS/Shannon VanRaes?

A tray of eggs is pictured in a room temporarily assigned to Abdulkarim Abu Bakr, 22, and Ali Mahmoud, 22, Nigerien students who said they had to sleep on the street outside their dormitory after the government ordered all educational establishments to close, one of measures to control the spread of coronavirus disease (COVID-19), in Dakar, Senegal April 14, 2020. Picture taken April 14, 2020. REUTERS/Zohra Bensemra

A tray with bread and coffee packets is pictured at the room temporarily assigned to Ousmane Issaka, a Nigerien student who said he and other foreign students had to sleep on the street outside their dormitory after the government ordered all educational establishments to close, one of measures to control the spread of coronavirus disease (COVID-19), in Dakar, Senegal April 14, 2020. Picture taken April 14, 2020. REUTERS/Zohra Bensemra

Audrey Kidd, a central service technician who cleans surgical instruments and sets up trays for the operating room, poses for a portrait at the Swedish Medical Center First Hill campus during the coronavirus disease (COVID-19) outbreak, in Seattle, Washington, U.S. April 20, 2020. "I'm grateful for my job. I like what I do as a tech," she says. REUTERS/David Ryder

A child is handed a tray of eggs from priest Andres Conde, 49, who distributed food donations to needy families during a lockdown amid the coronavirus disease (COVID-19) outbreak, in Ronda, southern Spain April 18, 2020. REUTERS/Jon Nazca ATTENTION EDITORS: SPANISH LAW REQUIRES THAT THE FACES OF MINORS ARE MASKED IN PUBLICATIONS WITHIN SPAIN

Jane Lemieux, a hatchery technician, shows a tray full of baby salmon at the National Fish Hatchery on the Quinault Indian Reservation in Humptulips, Washington, U.S., March 3, 2020. REUTERS/Stephanie Keith SEARCH ''QUINAULT CLIMATE CHANGE'' FOR THIS STORY. SEARCH ''WIDER IMAGE'' FOR ALL STORIES.

A Mexican migrant worker fills a tray with blueberries during a harvest at a farm in Lake Wales, Florida, U.S., March 31, 2020. Picture taken March 31, 2020. REUTERS/Marco Bello

An ultra-Orthodox Jewish man carries trays of eggs as Israeli police patrol nearby to enforce government restrictions set in place to curb the spread of the coronavirus disease (COVID-19), in Mea Shearim neighborhood of Jerusalem April 6, 2020. REUTERS/Ronen Zvulun

A Mexican migrant worker drives a lift truck carrying trays filled with blueberries during a harvest at a farm in Lake Wales, Florida, U.S., March 31, 2020. Picture taken March 31, 2020. REUTERS/Marco Bello

A girl carries a tray with peanuts to sell as she walks on the rocks amid the outbreak of the coronavirus disease (COVID-19), in Dakar, Senegal March 26, 2020. REUTERS/Zohra Bensemra

Trays of to-go orders ready to be bagged are seen at the Michelin-star SPQR restaurant after California Governor Gavin Newsom implemented a statewide "stay at home order" directing the state's 40 million residents to stay in their homes in the face of the fast-spreading coronavirus disease (COVID-19) in San Francisco, California, U.S. March 21, 2020. REUTERS/Stephen Lam

Stefan Dolan places a to-go order of pasta on a tray at the Michelin-star SPQR restaurant, after California Governor Gavin Newsom implemented a statewide "stay at home order" directing the state’s 40 million residents to stay in their homes in the face of the fast-spreading coronavirus disease (COVID-19), in San Francisco, California, U.S. March 21, 2020. REUTERS/Stephen Lam

A robot, developed by a start-up firm Asimov Robotics, holds a tray with face masks and sanitizer after the two robots were launched to spread awareness about the coronavirus, in Kochi, India, March 17, 2020. REUTERS/Sivaram V

A robot, developed by a start-up firm Asimov Robotics, holds a tray with face masks and sanitizer after the two robots were launched to spread awareness about the coronavirus, in Kochi, India, March 17, 2020. REUTERS/Sivaram V

French baker Sylvain Cabane, wearing a protective face mask, takes out of the oven a tray of baguettes at the bakery "Ma Boulangerie" in Vertou, near Nantes, as France faces an aggressive progression of the coronavirus disease (COVID-19), March 17, 2020. REUTERS/Stephane Mahe

French baker Sylvain Cabane, wearing a protective face mask, takes out of the oven a tray of baguettes at the bakery "Ma Boulangerie" in Vertou, near Nantes, as France faces an aggressive progression of the coronavirus disease (COVID-19), March 17, 2020. REUTERS/Stephane Mahe

Trays with oil sands are seen as an experiment to get bitumen out of oil sands takes place at the Imperial Oil research lab in Calgary, Alberta, Canada March 12, 2020. Picture taken March 12, 2020. REUTERS/Todd Korol

Trays with oil sands are seen as an experiment to get bitumen out of oil sands takes place at the Imperial Oil research lab in Calgary, Alberta, Canada March 12, 2020. Picture taken March 12, 2020. REUTERS/Todd Korol

A woman wearing a protective face mask carries a tray on the second day of an unprecedented lockdown across all of the country, imposed to slow the outbreak of coronavirus, in Rome, Italy March 11, 2020. REUTERS/Yara Nardi

Mar 4, 2020; Oxford, Mississippi, USA; Mississippi Rebels guard Blake Hinson (0) dribbles as Missouri Tigers guard Tray Jackson (2) defends during the second half at The Pavilion at Ole Miss. Mandatory Credit: Petre Thomas-USA TODAY Sports

Mar 4, 2020; Oxford, Mississippi, USA; Missouri Tigers guard Tray Jackson (2) drives to the basket against the Mississippi Rebels during the first half at The Pavilion at Ole Miss. Mandatory Credit: Petre Thomas-USA TODAY Sports

Mar 4, 2020; Oxford, Mississippi, USA; Missouri Tigers guard Tray Jackson (2) drives to the basket against the Mississippi Rebels during the first half at The Pavilion at Ole Miss. Mandatory Credit: Petre Thomas-USA TODAY Sports

Mar 4, 2020; Oxford, Mississippi, USA; Missouri Tigers guard Tray Jackson (2) drives to the basket during the first half against the Mississippi Rebels at The Pavilion at Ole Miss. Mandatory Credit: Petre Thomas-USA TODAY Sports

Shahnaz Kamal Khan, female boxing coach holds a tray of tea for guests at her home in Peshawar, Pakistan December 17, 2019. Picture taken December 17, 2019. REUTERS/Fayaz Aziz

Feb 15, 2020; Columbia, Missouri, USA; Auburn Tigers guard Allen Flanigan (22) shoots as Missouri Tigers forward Tray Jackson (2) defends during the game at Mizzou Arena. Mandatory Credit: Denny Medley-USA TODAY Sports

Feb 15, 2020; Columbia, Missouri, USA; Auburn Tigers guard J'Von McCormick (5) shoots a layup as Missouri Tigers forward Tray Jackson (2) defends during the first half at Mizzou Arena. Mandatory Credit: Denny Medley-USA TODAY Sports

Feb 15, 2020; Columbia, Missouri, USA; Missouri Tigers forward Tray Jackson (2) takes selfies with fans after defeating the Auburn Tigers at Mizzou Arena. Mandatory Credit: Denny Medley-USA TODAY Sports

Feb 15, 2020; Columbia, Missouri, USA; Auburn Tigers guard J'Von McCormick (5) shoots the ball as Missouri Tigers forward Tray Jackson (2) defends during the first half at Mizzou Arena. Mandatory Credit: Denny Medley-USA TODAY Sports

A waiter places plates with food onto the tray of a waitress robot (Timea) at the Times Fast Food restaurant in Kabul, Afghanistan February 11, 2020.REUTERS/Mohammad Ismail

Feb 11, 2020; Baton Rouge, Louisiana, USA; LSU Tigers forward Darius Days (0) dribbles against Missouri Tigers forward Tray Jackson (2) during the first half at Maravich Assembly Center. Mandatory Credit: Stephen Lew-USA TODAY Sports