The Vaughn family: Christopher, Kimberly and Abigayle (right) behind Cassandra and Blake.
Christopher Vaughn. Photo input: 8/15/12. Will County Sheriff's Office.
Blake Vaughn, 8; Christopher Vaughn, 32; Cassandra Vaughn, 11; Kimberly Vaughn 34; and Abigayle Vaughn, 12; smile in their Oswego home. Kimberly Vaughn and the three children were found shot to death in the family SUV in 2007. | Submitted photo
Kimberly Vaughn
Christopher Vaughn
Christopher Vaughn, of Oswego, is on trial in Will County for the murder of his wife, Kimberly, and their children in 2007. | Will County Sheriff's Office via AP
Chris Regis, Left, Jim Long, center, and Adam Capelli carry out evidence in the Christopher Vaughn trial, outside the Will County Courthouse in Joliet, IL on Tuesday September 4, 2012. | Matt Marton~Sun-Times Media
Prosecutors Chris Regis (left) and Jim Long (right) are seen outside during the Christopher Vaughn murder trial at the Will County Courthouse Thursday, Sept. 6, 2012, in Joliet. | Matthew Grotto~Sun-Times Media
Christopher Vaughn. Photo input: 8/15/12. Will County Sheriff's Office.
6-14-07 Police tape blocks off the cul de sac leading to the Vaughn house (center) in Oswego on June 14, 2007. | Rich Hein~Sun-Times Media
After listening to more than four weeks of testimony about the fatal shootings of Christopher Vaughn’s wife and three children, the jury won’t hear the Oswego man explain why he was the only member of his family to walk away from their SUV in June …