Mumbai, April 8 -- A retired Indian Navy sailor, with no previous travel history, tested positive for Covid-19 last week, following which his residential building at Navy Nagar - home to most Navy sailors - in Colaba was quarantined. Navy sources said that the retired sailor, who was working on a contractual basis, was undergoing treatment and none of his family members have tested positive yet.

"We were informed about the development but we were asked to stay out of the operation," said a senior police officer from the Mumbai Police, requesting anonymity. The building has been quarantined and disinfected, and a containment plan as per the Indian Council of Medical Research (ICMR) guidelines has been put in place, said Navy sources. Direct...