A lab technician takes a swab sample from haulier George McGlashan, who drove from Northern Ireland delivering cheese and is onward bound to France to pick up meat, at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician takes a swab sample from haulier George McGlashan, who drove from Northern Ireland delivering cheese and is onward bound to France to pick up meat, at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

Lab technicians work at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician holds a swab sample at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician takes a swab sample from haulier George McGlashan, who drove from Northern Ireland delivering cheese and is onward bound to France to pick up meat, at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician holds a swab sample at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician holds a swab sample at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician exits a booth for taking swab samples at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician holds a swab sample at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

Empty booths for taking swab samples are pictured at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician holds a swab sample at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

Lab technicians test swab samples at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician works at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician looks on at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

A lab technician takes a swab sample from haulier George McGlashan, who drove from Northern Ireland delivering cheese and is onward bound to France to pick up meat, at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

Lab technicians work at RocDoc's rapid antigen coronavirus disease (COVID-19) testing facility in conjunction with the Department of Transport, for hauliers bound for France via Dublin Port, at Dublin Airport, Ireland January 29, 2021. REUTERS/Clodagh Kilcoyne

Workers load the AstraZeneca/Oxford vaccines against the coronavirus disease (COVID-19) from India onto a plane bound to Rio de Janeiro at Sao Paulo International Airport in Guarulhos, Brazil January 22, 2021. REUTERS/Amanda Perobelli

Workers load the AstraZeneca/Oxford vaccines against the coronavirus disease (COVID-19) from India onto a plane bound to Rio de Janeiro at Sao Paulo International Airport in Guarulhos, Brazil January 22, 2021. REUTERS/Amanda Perobelli

A Honduran migrant holds his country's flag as Guatemalan security forces clear a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants leave an area where Guatemalan security forces cleared a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants walk on the bed of a dry river near an area where Guatemalan security forces cleared a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants react while accompanied by a police officer after Guatemalan security forces cleared a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants are accompanied by a police officer after Guatemalan security forces cleared a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants leave an area where Guatemalan security forces cleared a road where they were camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Guatemalan soldiers block a street as Honduran migrants gather after Guatemalan security forces cleared a road where they were camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants walk toward El Florido border crossing point to return to their country after Guatemalan security forces cleared a road where they were camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants walk toward El Florido border crossing point to return to their country after Guatemalan security forces cleared a road where they were camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants react after Guatemalan security forces cleared a road where they have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

A Guatemalan police officer checks an injured Honduran migrant after Guatemalan security forces cleared a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants react after Guatemalan security forces cleared a road where they have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants react after Guatemalan security forces cleared a road where they have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrans react after Guatemalan security forces cleared a road where they have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Honduran migrants react after Guatemalan security forces cleared a road where they have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

A Honduran migrant reacts after Guatemalan security forces cleared a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Guatemalan security forces detain a Honduran migrant as they clear a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Guatemalan security forces detain a Honduran migrant as they clear a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Guatemalan security forces detain a Honduran migrant as they clear a road where the migrants have been camping after authorities halted their trek to the United States, in Vado Hondo, Guatemala January 18, 2021. REUTERS/Luis Echeverria

Freight lorries are stopped to undergo checks on the M20 motorway as they head towards the Eurotunnel and Port of Dover, bound for France, Ashford, Britain, December 31, 2020. REUTERS/Toby Melville

A man walks near the British Airways terminal amid new restrictions to prevent the spread of coronavirus disease (COVID-19) at JFK International Airport in New York City, U.S., December 21, 2020. REUTERS/Eduardo Munoz

A plane of British Airway arrives from London amid new restrictions to prevent the spread of coronavirus disease (COVID-19) at JFK International Airport in New York City, U.S., December 21, 2020. REUTERS/Eduardo Munoz

Passengers arrive on a flight from London amid new restrictions to prevent the spread of coronavirus disease (COVID-19) at JFK International Airport in New York City, U.S., December 21, 2020. REUTERS/Eduardo Munoz

A passenger arrives on a flight from London amid new restrictions to prevent the spread of coronavirus disease (COVID-19) at JFK International Airport in New York City, U.S., December 21, 2020. REUTERS/Eduardo Munoz

Passengers arrive on a flight from London amid new restrictions to prevent the spread of coronavirus disease (COVID-19) at JFK International Airport in New York City, U.S., December 21, 2020. REUTERS/Eduardo Munoz

Passengers arrive on a flight from London amid new restrictions to prevent the spread of coronavirus disease (COVID-19) at JFK International Airport in New York City, U.S., December 21, 2020. REUTERS/Eduardo Munoz

A worker from Port of Rotterdam holding an umbrella stands at a new overflow parking for truck drivers, set up to deal with UK-bound truckers who might not have their paperwork in order, in Hoek van Holland, Netherlands December 21, 2020. REUTERS/Piroschka van de Wouw

Workers from Port of Rotterdam stand at a new overflow parking for truck drivers, set up to deal with UK-bound truckers who might not have their paperwork in order, in Hoek van Holland, Netherlands December 21, 2020. REUTERS/Piroschka van de Wouw

A general view of a new overflow parking for truck drivers, set up to deal with UK-bound truckers who might not have their paperwork in order, in Hoek van Holland, Netherlands December 21, 2020. REUTERS/Piroschka van de Wouw

Utility workers are seen at a new overflow parking for truck drivers, set up to deal with UK-bound truckers who might not have their paperwork in order, in Hoek van Holland, Netherlands December 21, 2020. REUTERS/Piroschka van de Wouw

A general view of a new overflow parking for truck drivers, set up to deal with UK-bound truckers who might not have their paperwork in order, in Hoek van Holland, Netherlands December 21, 2020. REUTERS/Piroschka van de Wouw

Lorries drive under police escort on M20 London bound, as EU countries impose a travel ban from the UK following the coronavirus disease (COVID-19) outbreak, in Folkestone, Britain, December 21, 2020. REUTERS/Toby Melville

A tanker truck drives into thousands of protesters marching on 35W north bound highway during a protest against the death in Minneapolis police custody of George Floyd, in Minneapolis, Minnesota, U.S. May 31, 2020. REUTERS/Eric Miller/File Photo SEARCH "POY BLM" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY

A Kuwaiti policeman helps a wheelchair-bound man at a polling station during parliamentary elections in Jahra City, Kuwait December 5, 2020. REUTERS/Stephanie McGehee

Workers carry cocoa bags to load them into a truck bound for the port of San Pedro, at a cocoa cooperative in Duekoue, Ivory Coast November 26, 2020. Picture taken November 26, 2020 REUTERS/Ange Aboa

A workers carries a cocoa bag to load it into a truck bound for the port of San Pedro, at a cocoa cooperative in Duekoue, Ivory Coast November 26, 2020. Picture taken November 26, 2020 REUTERS/Ange Aboa

A worker sews up cocoa bags to load them into a truck bound for the port of San Pedro, at a cocoa cooperative in Duekoue, Ivory Coast November 26, 2020. Picture taken November 26, 2020. REUTERS/Ange Aboa

A worker sews up cocoa bags after drying to load them into a truck bound for the port of San Pedro, at a cocoa cooperative in Duekoue, Ivory Coast November 26, 2020. Picture taken November 26, 2020. REUTERS/Ange Aboa

A workers sits on cocoa bags before loading them onto a truck bound for the port of San Pedro, at a cocoa cooperative in Duekoue, Ivory Coast November 26, 2020. Picture taken November 26, 2020. REUTERS/Ange Aboa

A wheelchair-bound student writes on a board in a classroom following the reopening of his school, after months of closure due to the spread of the coronavirus disease (COVID-19), in Baghdad, Iraq November 29, 2020. REUTERS/Saba Kareem