(Granite City, IL) — A Granite City man has been found guilty of abusing his infant son. A Madison County jury convicted 20-year-old Kamryn Kerr on Thursday, who now faces up to 120 years in prison when he’s sentenced in about two months. The defendant’s seven-week-old suffered a fracture skull, a broken leg and fractured ribs. The child’s mother, 19-year-old Ashlee Washington, has also been charged and her case is pending. The baby is in foster care.