Bhubaneswar, April 28 -- At least three labourers sustained injuries after the roof of an under-construction building at Puri Railway station collapsed on Sunday.The mishap occurred when the labourers were engaged in roof construction work.

Following the incident, the three injured labourers were immediately shifted to the Puri district headquarters hospital.

A rescue operation has been launched as it is suspected that some labourers might be trapped under the debris. Heavy machines are being used to remove the iron structures that were installed for laying of the roof, sources said.

The incident occurred at around 10:15 am at the new corridor of the ongoing railway station project.Sources said that around 6 labourers were working at t...