At least 50 persons have been killed while more than one hundred injured in a train accident at Sainthia Station in Birbhum district of West Bengal, early Monday morning. Eastern Railway sources said, the incident occurred when 3148 down New Coochbehar -Sealdah Uttarbanga Express rammed into a stationary 3404 down Bhagalpur-Ranchi Vananchal Express at 1.54 am which was leaving platform No. 4 of the station.<br/><br/>AIR Kolkata Correspondent Arijit Chakraborty reports that some of the injured passengers are in critical condition. Injured persons have been admitted to the Suri Hospital in Birbhum. Rescue operations are going on. Gas cutters are being used to extricate the bodies from mangled compartments.<br/><br/>Railway Minister Mamta Banerjee has rushed to the accident site.<br/><br/>Eastern Railway has opened control rooms following the accident. The stations and their phone numbers are Sealdah (033-23503535, 033-23503537), Malda (06436-222061), Bhagalpur (06412-4222433), Jamalpur (063444-3101)<br/><br/>Relief trains from Rampurhat, Asansol and Burdwan have left for the accident spot, about 191 km from Kolkata. Eastern Railway General Manager V N Tripathy and other senior officials have also left for Sainthia.