Twelve people were injured.According to police, 20 people were travelling in the van when the accident took place. : Four people, including a child, died when their van turned turtle after it was hit by a truck on Saturday. An FIR has been registered against the truck driver who is at large. The accident took place on Lakhimpur-Pilibhit state highway. He lost control of the wheel after the van was hit by the truck..