In Bihar, bogies of New Delhi bound Bihar Sampark Kranti Express detached this morning from the engine having a narrow escape to passengers. Railway officials said a coupling of the train broke down near Khudi Ram Bose railway station at Pusa in Sonepur Division of East Central Railway. Officials said no passenger received injuries in the incident. After the information, the engine was attached to the train and it was sent to New Delhi. Bihar Sampark Kranti Express runs between Darbhanga and New Delhi.