A pickup driver, who was also killed in the accident, is suspected to have lost control of the vehicle on the wet road. 
The accident happened on 214 Surin - Prasat Road near Sab-anan rice mill in Chaneang district in Surin. 
Three passengers in the pickup were employees of a local sugar factory and one of them was a manager of the factory. They were killed on the spot. 
The Pajero driver was severely injured and succumbed to his injuries in the hospital.

Four killed in deadly road crash

Four people were killed when a pickup truck driving at high speed crashed into a Pajero in Surin province on Tuesday (May 19).