Four policemen were killed when a train rammed a police van at Gola Hat Colony level crossing in Sayedpur upazila on Friday night. The deceased were identified as Maidul, 28, Saiful, 32, Shariful, 32 and Faruk, 32. Tanzilur Rahman, superintendent of railway police, said the accident occurred around 10:30 pm when a Dhaka-bound ‘Neel Sagar Express’ hit a police van while crossing the level crossing, leaving one police constable dead on the spot and three others injured. Later the injured three were rushed to Rangpur Medical College Hospital where they died succumbed to their injuries one after another in the night.