A fire tore through the third floor of a family house in Badr District killing two brothers, 5 and 7, and their 14-month-old sister early Friday, authorities said. The Civil Defense evacuated the burning house from five children. Two brothers had been injured, but were in stable condition after hospital treatment. Lt. Col. Mansour Al-Dossari, spokesman of the Eastern Province Police Department, said the fire completely gutted the living room. It is not yet clear what caused the fire.