In the south suburbs. Officials confirm siblings Jessica and Jamie and Bill were killed inside a home in Riverdale Friday morning. Jessica's one year old son was also taken, prompting an amber alert, but he was dropped off at a police station Friday night. Police say Clarence Hebron is a suspect in the crime. He may be driving a 2009 Silver Dodge Caravan, Illinois license plate, See a 96676. Suburban priest as as to step aside