At least three people were killed and more than 10 injured when 12 coaches of Bikaner-Guwahati Express train derailed and overturned near Dohomoni in West Bengal's Jalpaiguri district on Thursday, officials said.TV footage showed a number of coaches lying sideways down the elevated tracks as rescue workers were seen trying to extricate the passengers.

Jalpaiguri district magistrate said three passengers have died and another 10-12 are injured.The accident occurred around 5 p.m. in an area under Alipurduar division of Northeast Frontier Railway, an NFR spokesperson said in Guwahati

The accident occurred more than 90 km from Alipurduar Junction, he added."An accident relief train with a medical team is on way to the spot. We are awaiting further details, the spokesperson said.