a pick-up van collided with a truck in Kotwali area here, police said.
Vinod Tiwari, Sanjiv Yadav, Sunder Lal and an unidentified person were killed when the van collided with the truck near Lucknow post this morning, they said.
Police said that the driver of the van was seriously injured in the accident and was referred to Lucknow for treatment.