A passenger of AC 3-tier coach number B2 informed the Railway Police shortly after the train left Sealdah at 10.05 PM that there was an unattended bag underneath her seat and she suspected that there was a bomb in it, said an Eastern Railway spokesman.
"The train was stopped at Dankuni station. Sniffer dogs and bomb squad personnel were rushed in and after their initial search, no explosives were found. A through seach is now underway," the spokesperson added.