Natore: A truck driver and his helper were killed and two others injured as the truck collided head on with a passenger bus on Natore-Pabna road at Daerpara area in Lalpur upazila on Saturday evening.

The identities of the deceased could not be ascertained immediately.

Officer-in-charge of Banpara Highway Police Station Samsun Noor said, the accident took place when a Rajbari bound bus knocked the truck at the place around 6pm, leaving the driver and his helper dead on the spot.