The incident occurred when the cops, identified as Assistant Sub Inspector Kulbir Singh and constables Heera Singh and Jagdish Singh, were on way to Chandigarh in the car for appearance in a case in Punjab and Haryana High Court, SSP Ludhiana (Rural), Opinder Singh said.
The driver of the car lost control over the vehicle and it hit a motorcycle, a scooter and then rammed into a school van coming from the opposite side, he said.
Two school-going children also received injuries but they were stated to be out of danger, police added.
