Christopher Vaughn of Oswego, Ill., was sentenced on Tuesday, Nov. 27, 2012, to life in prison for the June 2007 killing of his wife, Kimberly Vaughn, and their three children — 12-year-old Abigayle, 11-year-old Cassandra and 8-year-old Blake — in the family's SUV as they drove to a water park. (AP Photo/Will County Sheriff's Office)