"A statutory enquiry by the Commissioner of Railway Safety into the recent bomb blast in Chennai Central Railway station in Bangalore-Guwahati Express has revealed that the blast was a sabotage", an official release said here today.
One woman was killed and 14 others injured in the incident.
According to provisional findings by Satish Kumar Mittal, Commissioner of Railway Safety, Southern Circle, Bangalore, the blast occurred due to explosive material being kept in the coaches and detonated by some unidentified persons.
The Tamil Nadu CB-CID wing is probing into the blasts.