QUETTA - Unidentified assailants carried out attack on a NATO supply vehicle in Mastung district of Balochistan, some 40 kms away from the provincial capital on Saturday, killing the driver and destroying the tanker. Sources said a Kandahar-bound tanker carrying fuel for NATO forces in Afghanistan was passing from Dasht area of Mastung when unknown armed men riding a motorbike opened indiscriminate fire on it and later set it on fire. As a result, the driver of the vehicle identified as Luqman Shah died on the spot and the vehicle was completely destroyed. Law-enforcement agencies after being informed rushed to the scene and cordoned off the area. The assailants swiftly escaped from the spot after committing the crime. Local administration is investigating into the incident.