Belongings of migrant workers and their families, who wait to get on a bus to reach a railway station to board a train to their home state of Uttar Pradesh, are seen on the ground during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in New Delhi, India, May 26, 2020. REUTERS/Adnan Abidi

Migrant workers and their families wait to get on a bus to reach a railway station to board a train to their home state of Uttar Pradesh, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in New Delhi, India, May 26, 2020. REUTERS/Adnan Abidi

Giraffes cross under the bridge of the Standard Gauge Railway (SGR) line inside the Nairobi National Park in Nairobi, Kenya, May 25, 2020. REUTERS/Baz Ratner

A airaffe walks before crossing under the bridge of the Standard Gauge Railway (SGR) line inside the Nairobi National Park in Nairobi, Kenya, May 25, 2020. REUTERS/Baz Ratner

Giraffes cross under the bridge of the Standard Gauge Railway (SGR) line inside the Nairobi National Park in Nairobi, Kenya, May 25, 2020. REUTERS/Baz Ratner TPX IMAGES OF THE DAY

A airaffe walks before crossing under the bridge of the Standard Gauge Railway (SGR) line inside the Nairobi National Park in Nairobi, Kenya, May 25, 2020. REUTERS/Baz Ratner

An employee at the Belgian rail management company Infrabel wearing a protective mask tests smart cameras with sensors to ensure workers wear masks and maintain their distance to stop the spread of the coronavirus disease (COVID-19), during a demonstration of the technology for the media, in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

Employees at the Belgian rail management company Infrabel wearing protective masks test smart cameras with sensors to ensure workers wear masks and maintain their distance to stop the spread of the coronavirus disease (COVID-19), during a demonstration of the technology for the media, in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

Employees at the Belgian rail management company Infrabel wearing protective masks test smart cameras with sensors to ensure workers wear masks and maintain their distance to stop the spread of the coronavirus disease (COVID-19), during a demonstration of the technology for the media, in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

Employees at the Belgian rail management company Infrabel wearing protective masks test smart cameras with sensors to ensure workers wear masks and maintain their distance to stop the spread of the coronavirus disease (COVID-19), during a demonstration of the technology for the media, in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

An employee at the Belgian rail management company Infrabel wearing a protective mask stands next to a screen showing social distancing between workers to ensure they maintain their distance to stop the spread of the coronavirus disease (COVID-19), during a demonstration of the technology for the media in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

Belgian Mobility and Transport Minister Francois Bellot adjusts a protective mask as employees at Belgian rail management company Infrabel test smart cameras with sensors to ensure workers wear masks and maintain their distance to stop the spread of the coronavirus disease (COVID-19), during a demonstration of the technology for the media, in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

A screen shows images from cameras with sensors to ensure workers at the Belgian rail management company Infrabel maintain their distance to stop the spread of the coronavirus disease (COVID-19), during a demonstration of the technology for the media, in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

Employees at the Belgian rail management company Infrabel wearing protective masks test smart cameras with sensors to ensure workers wear masks and maintain their distance to stop the spread of the coronavirus disease (COVID-19), in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

An employee at the Belgian rail management company Infrabel wearing a protective mask tests smart cameras with sensors to ensure workers wear masks and maintain their distance to stop the spread of the coronavirus disease (COVID-19), in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

Belgian Mobility and Transport Minister Francois Bellot talks to media and officials as employees at the Belgian rail management company Infrabel test smart cameras with sensors to ensure workers wear masks and maintain their distance to stop the spread of the coronavirus disease (COVID-19), in Brussels, Belgium May 25, 2020. REUTERS/Francois Lenoir

A combination picture shows Muslims offering Eid al-Fitr prayers, marking the end of the holy fasting month Ramadan, outside a railway station June 5, 2019 and an empty view during a nationwide lockdown to slow the spreading of coronavirus disease (COVID-19), in Mumbai, India, May 25, 2020. REUTERS/Francis Mascarenhas

An empty view of the road outside a railway station is seen during Eid al-Fitr, the Muslim festival marking the end the holy fasting month of Ramadan, during a nationwide lockdown to slow the spreading of coronavirus disease (COVID-19), in Mumbai, India, May 25, 2020. REUTERS/Francis Mascarenhas

Migrant workers and their families wait to get on a bus to reach a railway station to board a train to their home state of Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 24, 2020. REUTERS/Amit Dave

A police officer stands guard as migrant workers and their families wait to get on a bus to reach a railway station to board a train to their home state of Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 24, 2020. REUTERS/Amit Dave

A migrant worker carries a luggage trunk on his head as he waits for transport to reach a railway station to board a train to his home state of Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 23, 2020. REUTERS/Amit Dave

Migrant workers and their families get on a bus to reach a railway station to board a train to their home state of Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 23, 2020. REUTERS/Amit Dave

Migrants wearing protective face masks wait along a road for transportation to a railway station during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India May 22, 2020. REUTERS/Francis Mascarenhas

Migrants wearing protective face masks stand in a queue as they wait for transportation to a railway station during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India May 22, 2020. REUTERS/Francis Mascarenhas

Migrants stand in a queue as they wait for transportation to a railway station during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India May 22, 2020. REUTERS/Francis Mascarenhas

A boy wearing a protective face mask sleeps on luggage as his family waits for transportation to a railway station, during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India May 22, 2020. REUTERS/Francis Mascarenhas

Migrants wearing protective face masks stand in a queue as they wait for transportation to a railway station during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India May 22, 2020. REUTERS/Francis Mascarenhas

Migrant workers use a shawl to take cover from heat as they wait for transport to reach a railway station to board a train to their home state of eastern Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 22, 2020. REUTERS/Amit Dave

Migrant workers and their families get on buses to reach a railway station to board a train to their home state of eastern Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 22, 2020. REUTERS/Amit Dave

Migrant workers and their families wait for transport to reach a railway station to board a train to their home state of eastern Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 22, 2020. REUTERS/Amit Dave

Migrant workers sit in the shade as they wait for transport to reach a railway station to board a train to their home state of eastern Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 22, 2020. REUTERS/Amit Dave

Migrant workers and their families wait in queues for transport to reach a railway station to board a train to their home state of eastern Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 22, 2020. REUTERS/Amit Dave

Migrant workers and their families wait for transport to reach a railway station to board a train to their home state of eastern Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 22, 2020. REUTERS/Amit Dave

Migrant workers cover their children with saris, a traditional clothing worn by women, to protect them from heat as they wait to get on a bus to reach a railway station to board a train to their home state of eastern Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 20, 2020. REUTERS/Amit Dave

A migrant worker holds a token as he waits to get on a bus to reach a railway station to board a train to his home state of eastern Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 20, 2020. REUTERS/Amit Dave

A railway worker wearing a protective gear disinfects a train car, after Pakistan started easing the lockdown restrictions and allowed to resume passenger trains, following the coronavirus disease (COVID-19) outbreak, in Peshawar, Pakistan May 20, 2020. REUTERS/Fayaz Aziz

A railway worker wearing protective gloves measures the temperature of a passengers from a booth, before they board a train as they return to their hometowns, after Pakistan started easing the lockdown restrictions and allowed to resume passenger trains, following the coronavirus disease (COVID-19) outbreak, in Peshawar, Pakistan May 20, 2020. REUTERS/Fayaz Aziz

Railway workers wearing protective gears measure the temperature and disinfect passengers before they board a train as they return to their hometowns, after Pakistan started easing the lockdown restrictions and allowed to resume passenger trains, following the coronavirus disease (COVID-19) outbreak, in Karachi, Pakistan May 20, 2020. REUTERS/Akhtar Soomro

A woman, clad in burqa, sits with her son in a waiting area with a social-distancing sign on a seat at a railway station as she returns to her hometown, after Pakistan started easing the lockdown restrictions and allowed to resume passenger trains, following the coronavirus disease (COVID-19) outbreak, in Peshawar, Pakistan May 20, 2020. REUTERS/Fayaz Aziz

A railway worker wearing a protective gear measures the temperature of a passenger before boarding a train as she returns to her hometown, after Pakistan started easing the lockdown restrictions and allowed to resume passenger trains, following the coronavirus disease (COVID-19) outbreak, in Karachi, Pakistan May 20, 2020. REUTERS/Akhtar Soomro

Migrants carry luggage as they arrive at a railway station to board a train to their home state of Uttar Pradesh during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India, May 20, 2020. REUTERS/Francis Mascarenhas

Migrants arrive at a railway station in a bus to board a train to their home state of Uttar Pradesh during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India, May 20, 2020. REUTERS/Francis Mascarenhas

A migrant carries luggage and his child as he arrives at a railway station to board a train to their home state of Uttar Pradesh during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India, May 20, 2020. REUTERS/Francis Mascarenhas

Migrants arrive at a railway station to board a train to their home state of Uttar Pradesh during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India, May 20, 2020. REUTERS/Francis Mascarenhas

Migrants carrying luggage arrive at a railway station to board a train to their home state of Uttar Pradesh during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India, May 20, 2020. REUTERS/Francis Mascarenhas

A girl takes shelter under a woman's shawl as they wait in a queue outside a railway station to board a train to their home state of Uttar Pradesh, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Mumbai, India, May 20, 2020. REUTERS/Francis Mascarenhas

Policemen help an elderly woman reach a railway station to board a train to her home state of Uttar Pradesh, during an extended lockdown to slow the spread of the coronavirus disease (COVID-19), in Mumbai, India, May 20, 2020. REUTERS/Francis Mascarenhas

A girl takes shelter under a woman's shawl as they wait in a queue outside a railway station to board a train to their home state of Uttar Pradesh, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Mumbai, India, May 20, 2020. REUTERS/Francis Mascarenhas

Migrant workers and their family members sit in the back of a pickup that will take them to a railway station to board a train to their home state of Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 20, 2020. REUTERS/Amit Dave

A migrant worker and his wife carry their children as they wait for transport to reach a railway station to board a train to their home state of Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 20, 2020. REUTERS/Amit Dave

Migrant workers wait for transport to reach a railway station to board a train to their home state of Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 20, 2020. REUTERS/Amit Dave

Migrant workers wait for transport to reach a railway station to board a train to their home state of Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 20, 2020. REUTERS/Amit Dave

Migrant workers wait in queues for transport to reach a railway station to board a train to their home state of Bihar, during an extended lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 20, 2020. REUTERS/Amit Dave

A railway worker takes a bath during hot and humid weather, after Pakistan started easing the lockdown restrictions and allowed to resume passenger trains from tomorrow, as the outbreak of the coronavirus disease (COVID-19) continues, in Karachi, Pakistan May 19, 2020. REUTERS/Akhtar Soomro TPX IMAGES OF THE DAY

A boy plays cricket on an abandoned railway track during an extended nationwide lockdown to slow the spreading of the coronavirus disease (COVID-19), in Mumbai, India, May 19, 2020. REUTERS/Francis Mascarenhas TPX IMAGES OF THE DAY

A migrant worker walks along a railway track to return to his home state of central Madhya Pradesh, during an extended nationwide lockdown to slow the spreading of the coronavirus disease (COVID-19), in Ahmedabad, India, May 19, 2020. REUTERS/Amit Dave

A member of the Russian Emergencies Ministry wearing protective gear sprays disinfectant while sanitizing the Leningradsky railway station amid the outbreak of the coronavirus disease (COVID-19) in Moscow, Russia May 19, 2020. REUTERS/Maxim Shemetov TPX IMAGES OF THE DAY

Russia's Emergencies Ministry members wear protective gear as they carry out the disinfection of the Leningradsky railway station amid the outbreak of the coronavirus disease (COVID-19) in Moscow, Russia May 19, 2020. REUTERS/Maxim Shemetov

A member of the Russian Emergencies Ministry wearing protective gear sprays disinfectant while sanitizing the Leningradsky railway station amid the outbreak of the coronavirus disease (COVID-19) in Moscow, Russia May 19, 2020. REUTERS/Maxim Shemetov

A member of the Russian Emergencies Ministry wearing protective gear sprays disinfectant while sanitizing the Leningradsky railway station amid the outbreak of the coronavirus disease (COVID-19) in Moscow, Russia May 19, 2020. REUTERS/Maxim Shemetov