A major fire broke out in the New Delhi-bound Rajdhani Express near Daramtul Railway Station in Morigaon district of Assam early on Tuesday morning.No casualty has been reported so far.At around 4.30 a.m., a fire broke out in the kitchen and engulfed the train. The train was then halted at Dharamtul Station.Trains on the Guwahation and Lumding railway track were stopped for 3 hours, police and Railway sources said.Fire tenders fought for two hours to douse the flame, the sources said.The railway track was cleared at 8 a.m. after the fire was completely doused but the train was still in the station, they said.