Harare, Aug 2 (Xinhua) Thirty-seven people were killed Sunday when a passenger bus and a truck collided head on in northern Zimbabwe, police said.

One of the victims was from the truck, while the rest were from the bus. The accident occurred at around 8 a.m., 80 km south of Harare.

Police spokesman Andrew Phiri said that 33 people died on the spot, while four others died later.

Twenty-nine people were injured in the accident.

Phiri said the accident occurred when the driver tried to overtake a vehicle.

He, however, did not mention how many people were on board the vehicles at the time of the accident.