Rochester N.Y.-It was a homicide. The Monroe County Medical Examiner today said the death of 51-year-old Winnie Butler’swas indeed a homicide.

Butler’s body was found inside a home on Fernwood Avenue that was set on fire Tuesday. She was babysitting her grandchildren when the fire started. Butler’s grandson, 22-year-old Donkish Lesane, has so far been charged with arson.

Lesane could face additional charges.