Biratnagar. A tanker carrying 20,000 liters of petrol has been stolen from the parking lot of the Nepal Oil Corporation's regional office in Biratnagar.The tanker, number Ko 1 Kha 6190 of Naveen Transport Service, which was parked, was stolen last night. During the search, the tanker was found this morning on the Hulasi road section in Bardju, Sunsari. The tanker is currently under the control of Sunsari police.According to tanker owner Naveen Karna, the tanker contained 20,000 liters of petroleum products. It had loaded oil from Siliguri, India, and entered the parking lot at 8 PM on Sunday. The tanker...