FILE- In this Saturday, May 23, 2020, file photo, migrant workers line up to board trains to their home states as others sleep at a railway station in Hyderabad, India. The head of India's massive railway system said Friday, May 29, that authorities are investigating whether some migrant workers died of starvation or sickness this week while traveling on special trains to their home villages in blazing heat after losing their jobs in cities because of the coronavirus lockdown. Railway Board Chairman Vinod Kumar Yadav said more than 5 million migrant workers and their families this month from cities and towns to their home villages on 3,840 trains. (AP Photo/Mahesh Kumar A., File)