Police acted after receiving information that a suspicious bag was found on platform No 21 at Howrah railway station and recovered a bag filled with explosives.
According to reports, police have found a live grenade in the bag. The explosives filled bag was foundin the luggage compartment in one of the coaches in the Bhadrak Express passenger train.
The Police have cordoned off the station and conducting intensive searches. However, no arrests have been made so far.