A staff member works in a train coach which is being converted into an isolation ward in Guwahati, India, on March 29, 2020. Indian railway authorities is preparing to convert train coaches into isolation wards in Guwahati to fight against the COVID-19 pandemic. (Photos: Xinhua)

A staff member walks into a train coach which is being converted into an isolation ward in Guwahati, India, on March 29, 2020. Indian railway authorities is preparing to convert train coaches into isolation wards in Guwahati to fight against the COVID-19 pandemic.

A staff member disembarks a train which is being converted into isolation wards in Guwahati, India, on March 29, 2020. Indian railway authorities is preparing to convert train coaches into isolation wards in Guwahati to fight against the COVID-19 pandemic.