STORY: Police official Imran Shaukat described the incident near the central city of Multan, as three buses that were "racing" and one of them rammed into an oil tanker.
The crash triggered a fire that engulfed both the tanker and the bus, he added. The oil tanker was burnt beyond identification to determine which company it belongs to, he said.
The operator of the bus was identified as the Daewoo bus company. An employee who answered the phone at Daewoo's Lahore office confirmed that its bus was involved in the incident and that the driver was among the dead.
The dead and the injured had been transported to Nishtar Hospital in Multan. Six passengers survived, an official of the rescue service told Dunya TV.