A police constable was killed after he fell off from a moving train near the west cabin of Dehri-on-Sone railway station, GRP said today.
   
Ranjay Kumar Mehta, who is posted in Patna fell off the moving Howrah-Gwalior Express yesterday and was critically injured, GRP officer-in-charge Raghuvansh Prasad Singh said.
   
He succumbed to his injuries on way to the hospital, Singh added.