VEHARI: Three persons were burnt alive when a passenger van caught fire due to leakage from a CNG cylinder here at Loddan Adda on Friday. Rescue sources said that a passenger van parked at Loddan Adda suddenly caught fire due leakage from its CNG cylinder. As a result three passengers on board the vehicle were sustained critical burns. The rescue personnel extinguished the fire and shifted the injured to local hospital where their condition is stated to be precarious.–The nation Monitoring