Property of unknown value was last night destroyed by fire that gutted down Naivas supermarket in Utawala area of Embakasi here in Nairobi. Five fire engines fought hard to contain a huge fire that broke out at around 10pm Sunday night. The engines from Kenya airports authority, G4S and city council battled to stop the raging fire from spreading to a petrol station adjacent to the building. The cause of the fire remains unknown although police say investigations will be undertaken to ascertain the cause of the fire.