Nurse Ines Lopes collects goods in the supermarket, to eat at the night shift at Sao Jose Hospital, Intensive Care Unit (ICU) during the coronavirus disease (COVID-19) pandemic, in Lisbon, Portugal, February 18, 2021. Picture taken February 18, 2021. REUTERS/Pedro Nunes

Empty shelves are seen at bakery section in Fiesta supermarket after winter weather caused food and clean water shortage in Houston, Texas, U.S. February 19, 2021. REUTERS/Go Nakamura

Empty shelves are seen at frozen food section in Fiesta supermarket after winter weather caused food and clean water shortage in Houston, Texas, U.S. February 19, 2021. REUTERS/Go Nakamura

An empty bread case is seen at bakery section in Fiesta supermarket after winter weather caused food and clean water shortage in Houston, Texas, U.S. February 19, 2021. REUTERS/Go Nakamura

Shoppers walk by newly empty snack section in Fiesta supermarket after winter weather caused food and clean water shortage in Houston, Texas, U.S. February 19, 2021. REUTERS/Go Nakamura

Shoppers stand at nearly empty snack section in Fiesta supermarket after winter weather caused food and clean water shortage in Houston, Texas, U.S. February 19, 2021. REUTERS/Go Nakamura

A shopper picks up water bottles at nearly empty water section in Fiesta supermarket after winter weather caused food and clean water shortage in Houston, Texas, U.S. February 19, 2021. REUTERS/Go Nakamura

Empty shelves are seen at beverage section in Fiesta supermarket after winter weather caused food and clean water shortage in Houston, Texas, U.S. February 19, 2021. REUTERS/Go Nakamura

Empty shelves are seen at snack section in Fiesta supermarket after winter weather caused food and clean water shortage in Houston, Texas, U.S. February 19, 2021. REUTERS/Go Nakamura TPX IMAGES OF THE DAY

Empty meat shelves at a Trader Joe's supermarket, low on supplies due to inclement weather, is seen in Metairie, Louisiana, U.S. February 18, 2021. REUTERS/Scott Balling

Empty bread shelves at a Trader Joe's supermarket, low on supplies due to inclement weather, is seen in Metairie, Louisiana, U.S. February 18, 2021. REUTERS/Scott Balling

A closed section of a Trader Joe's supermarket, low on supplies due to inclement weather, is seen in Metairie, Louisiana, U.S. February 18, 2021. REUTERS/Scott Balling

A sign is posted at a Trader Joe's supermarket explaining its empty shelves on inclement weather, in Metairie, Louisiana, U.S. February 18, 2021. REUTERS/Scott Balling

An empty freezer at a Trader Joe's supermarket, low on supplies due to inclement weather, is seen in Metairie, Louisiana, U.S. February 18, 2021. REUTERS/Scott Balling

Women's sanitary products are seen on the shelves inside a supermarket in Mexico City, Mexico February 16, 2021. REUTERS/Carlos Jasso

Women's sanitary products are seen on the shelves inside a supermarket in Mexico City, Mexico February 16, 2021. REUTERS/Carlos Jasso

Sascha Hirtsgaard, owner of hair salon "Guys & Dolls Intercoiffure" practises new hairdos at her salon, which was shut down by the Danish government to curb the spread of COVID-19 in Elsinore, Denmark February 10, 2021. REUTERS/Tim Barsoe

Sascha Hirtsgaard, owner of hair salon "Guys & Dolls Intercoiffure" practises new hairdos at her salon, which was shut down by the Danish government to curb the spread of COVID-19 in Elsinore, Denmark February 10, 2021. REUTERS/Tim Barsoe

View of the shopping street in the small Danish city of Elsinore, about an hour north of the Nordic country’s capital of Copenhagen, during a lockdown imposed to curb the spread of COVID-19, on February 10, 2021. REUTERS/Tim Barsoe

Christina Brodbaek, co-owner, poses at her "Mr. August" men's clothing store in Elsinore, Denmark February 10, 2021. REUTERS/Tim Barsoe

State, police, and municipality signs display anti-COVID-19 guidelines and rules in Elsinore, Denmark February 10, 2021. REUTERS/Tim Barsoe

Torben Andersen, Kvickly's chief executive, stands in front of his supermarket's branch in Elsinore, Denmark February 10, 2021. REUTERS/Tim Barsoe

Shoppers queue for the checkout at Kvickly supermarket in Elsinore, Denmark February 10, 2021. REUTERS/Tim Barsoe

A combination picture shows people queueing at a supermarket outside the town of Casalpusterlengo, which has been closed by the Italian government due to a coronavirus outbreak in northern Italy, February 23, 2020 (top) and a man walking near the supermarket outside Casalpusterlengo, Italy, February 11, 2021 (bottom). REUTERS/Guglielmo Mangiapane/Flavio Lo Scalzo

A man walks near a supermarket outside Casalpusterlengo, one year after the nearby town of Codogno became Europe's coronavirus disease (COVID-19) epicentre, Italy, February 11, 2021. Picture taken February 11, 2021. REUTERS/Flavio Lo Scalzo

Members of emergency services work at the site of a collapsed building after an explosion in Vladikavkaz, Russia February 12, 2021. REUTERS/Kazbek Basayev

Members of emergency services work at the site of a collapsed building after an explosion in Vladikavkaz, Russia February 12, 2021. REUTERS/Kazbek Basayev

Bottles of South African wine are displayed at a supermarket in Beijing, China February 4, 2021. Picture taken February 4, 2021. REUTERS/Florence Lo

Bottles of South African wine are displayed among others at a supermarket in Beijing, China February 4, 2021. Picture taken February 4, 2021. REUTERS/Florence Lo

A man walks past New Hong Kong Supermarket in Richmond, British Columbia, Canada January 26, 2021. Picture taken January 26, 2021. REUTERS/Jennifer Gauthier u000d u000d

Staff members sort Lunar New Year gift sets at a supermarket, following the coronavirus disease (COVID-19) outbreak, in Beijing, China February 4, 2021. Picture taken February 4, 2021. REUTERS/Florence Lo

Glaziers remove broken glass at a supermarket after yesterday's riots against the COVID-19 lockdown in Eindhoven, Netherlands January 25, 2021. REUTERS/Piroschka van de Wouw

Glaziers remove broken glass at a supermarket after yesterday's riots against the COVID-19 lockdown in Eindhoven, Netherlands January 25, 2021. REUTERS/Piroschka van de Wouw

People shop at a supermarket in Sanaa, Yemen January 14, 2021. REUTERS/Khaled Abdullah

People shop at a supermarket in Sanaa, Yemen January 14, 2021. REUTERS/Khaled Abdullah

People shop at a supermarket ahead of a tightened lockdown and a 24-hour curfew to curb the spread the coronavirus disease (COVID-19) outbreak in Beirut, Lebanon, January 13, 2021. REUTERS/Mohamed Azakir

People shop at a supermarket ahead of a tightened lockdown and a 24-hour curfew to curb the spread the coronavirus disease (COVID-19) outbreak in Beirut, Lebanon, January 13, 2021. REUTERS/Mohamed Azakir

A volunteer at Arts and Craft Shop Manic Ceramics prepares food bought from supermarkets to deliver free to families as a support for the local community during the lockdown amid the coronavirus disease (COVID-19) outbreak, in Hertford, Britain January 13, 2021. REUTERS/Andrew Couldridge

Volunteers at Arts and Craft Shop Manic Ceramics pose for a picture as they prepare food bought from supermarkets to deliver free to families as a support for the local community during the lockdown amid the coronavirus disease (COVID-19) outbreak, in Hertford, Britain January 13, 2021. REUTERS/Andrew Couldridge

Volunteers at Arts and Craft Shop Manic Ceramics prepare food bought from supermarkets to deliver free to families as a support for the local community during the lockdown amid the coronavirus disease (COVID-19) outbreak, in Hertford, Britain January 13, 2021. REUTERS/Andrew Couldridge

A volunteer at Arts and Craft Shop Manic Ceramics carries free food parcels bought from supermarkets to deliver to families as a support for the local community during the lockdown amid the coronavirus disease (COVID-19) outbreak, in Hertford, Britain January 13, 2021. REUTERS/Andrew Couldridge

Free food parcels bought from supermarkets to deliver to families as a support for the local community during the lockdown, lie at Arts and Craft Shop Manic Ceramics, amid the coronavirus disease (COVID-19) outbreak, in Hertford, Britain January 13, 2021. REUTERS/Andrew Couldridge

A volunteer at Arts and Craft Shop Manic Ceramics prepares food bought from supermarkets to deliver free to families as a support for the local community during the lockdown amid the coronavirus disease (COVID-19) outbreak, in Hertford, Britain January 13, 2021. REUTERS/Andrew Couldridge

People are seen at the Woughton Community Fridge as it supports the local community with surplus quality food from supermarkets and businesses that is near the expiration or best before date, amid the coronavirus disease (COVID-19) outbreak, in Milton Keynes, Britain, January 12, 2021. REUTERS/Andrew Boyers

Staff is seen in the Woughton Community Fridge as it supports the local community with surplus quality food from supermarkets and businesses that is near the expiration or best before date, amid the coronavirus disease (COVID-19) outbreak, in Milton Keynes, Britain, January 12, 2021. REUTERS/Andrew Boyers

Staff is seen in the Woughton Community Fridge as it supports the local community with surplus quality food from supermarkets and businesses that is near the expiration or best before date, amid the coronavirus disease (COVID-19) outbreak, in Milton Keynes, Britain, January 12, 2021. REUTERS/Andrew Boyers

Staff is seen in the Woughton Community Fridge as it supports the local community with surplus quality food from supermarkets and businesses that is near the expiration or best before date, amid the coronavirus disease (COVID-19) outbreak, in Milton Keynes, Britain, January 12, 2021. REUTERS/Andrew Boyers

Donated food is seen at the Woughton Community Fridge as it supports the local community with surplus quality food from supermarkets and businesses that is near the expiration or best before date, amid the coronavirus disease (COVID-19) outbreak, in Milton Keynes, Britain, January 12, 2021. REUTERS/Andrew Boyers

Donated food is seen at the Woughton Community Fridge as it supports the local community with surplus quality food from supermarkets and businesses that is near the expiration or best before date, amid the coronavirus disease (COVID-19) outbreak, in Milton Keynes, Britain, January 12, 2021. REUTERS/Andrew Boyers

A general view outside the Woughton Community Fridge as it supports the local community with surplus quality food from supermarkets and businesses that is near the expiration or best before date, amid the coronavirus disease (COVID-19) outbreak, in Milton Keynes, Britain, January 12, 2021. REUTERS/Andrew Boyers

A general view outside the Woughton Community Fridge as it supports the local community with surplus quality food from supermarkets and businesses that is near the expiration or best before date, amid the coronavirus disease (COVID-19) outbreak, in Milton Keynes, Britain, January 12, 2021. REUTERS/Andrew Boyers

A woman wearing a face mask leaves a Sainsbury's supermarket, amid the coronavirus disease (COVID-19) outbreak, in London, Britain January 12, 2021. REUTERS/Henry Nicholls

Shoppers are seen outside a Sainsbury's supermarket, amid the coronavirus disease (COVID-19) outbreak, in London, Britain January 12, 2021. REUTERS/Henry Nicholls

Women shop at a Sainsbury's supermarket, amid the coronavirus disease (COVID-19) outbreak, in London, Britain January 12, 2021. REUTERS/Henry Nicholls

People shop at a Sainsbury's supermarket, amid the coronavirus disease (COVID-19) outbreak, in London, Britain January 12, 2021. REUTERS/Henry Nicholls

Shoppers carry a basket and a trolley in a Sainsbury's supermarket, amid the coronavirus disease (COVID-19) outbreak, in London, Britain January 12, 2021. REUTERS/Henry Nicholls

Shoppers look at bread in a Sainsbury's supermarket, amid the coronavirus disease (COVID-19) outbreak, in London, Britain January 12, 2021. REUTERS/Henry Nicholls

A woman without a face mask carries her shopping basket at a Sainsbury's supermarket, amid the coronavirus disease (COVID-19) outbreak, in London, Britain January 12, 2021. REUTERS/Henry Nicholls

A person without face mask pushes a shopping cart at a Sainsbury's supermarket, amid the coronavirus disease (COVID-19) outbreak, in London, Britain January 12, 2021. REUTERS/Henry Nicholls

People line up to pay at a supermarket, amid the coronavirus disease (COVID-19) outbreak in Kuala Lumpur, Malaysia January 12, 2021. REUTERS/Lim Huey Teng