By S P Jones Six members of the same family are presumed dead and two officers were injured after a shooting and fire in East Lansdowne. It’s thought the gunman is one of the casualties after the fatal incident in Delaware County. Cops were called to Lewis Avenue after an alleged argument broke out. The house it happened in went up in flames after gunshots were heard and it’s since been revealed three bodies have been pulled from the remains of the house. A surviving family member – the shooter’s mother Chin Le – says her 43-year-old son Canh Le was behind the killings. It’s believed Le was ar…