Penfield N.Y.- We know what caused a fire that claimed the lives of 4 people in Penfield in January.

Monroe County Fire Investigators say it was an electrical issue that caused the fire in January that claimed the life of 9-year-old Tyler Doohan and three others in Penfield. Fire investigators say the electrical issue was caused by either an overloaded circuit, or improper work that had been done on the house.


A space heater that had been initially blamed for the fire, was not the cause