Kolkata: Migrant returnees walk past a Kolkata street after arriving in the city during the fifth phase of the nationwide lockdown imposed to mitigate the spread of coronavirus, on June 5, 2020. (Photo: Kuntal Chakrabarty/IANS)

Kolkata: Migrant returnees walk past a Kolkata street after arriving in the city during the fifth phase of the nationwide lockdown imposed to mitigate the spread of coronavirus, on June 5, 2020. (Photo: Kuntal Chakrabarty/IANS)