ABC7's news partner the Daily Herald reports that Vaughn says his wife Kimberly opened fire before turning the gun on herself. He claims she was severely depressed and suicidal as a side effect of prescription medicine used to treat migraines.
Details of Oswego murder suspect's defense revealed
January 11, 2010 (CHICAGO) Christopher Vaughn, 35, is expected to go on trial in the fall. He's accused of shooting his family to death in their car in 2007.