India, Aug. 25 -- At first it appeared to be just a road accident that took up horrific proportions as one of the vehicles involved was a large truck-tanker carrying liquefied petroleum gas (LPG).

Seven people, including the mega-sized tanker's driver, died after a pick-up vehicle crashed into the tanker in Mandiala on the Hoshiarpur-Jalandhar highway in Punjab last week.

But where was the tanker headed, and why? Police investigation has now revealed that at the heart of the incident lies a siphoning network.

Hoshiarpur district police chief Sandeep Kumar Malik told reporters that the tanker driver was heading to the house of a man named Sukhchain Singh, alias Sukha, of Ram Nagar Dheha, who was running an LPG siphoning racket in conniv...