At least 31 people were killed and over 30 injured when the Chhapra Mathura express train collided with a bus carrying members of a marriage party near Kanshiram Nagar district in Uttar Pradesh early Thursday, officials said

The accident took place at an unmanned railway crossing in Thanagaon, some 250-km from Lucknow, government railway police inspector Dalveer Singh told IANS.