(Vancouver, WA) -- Police say the woman suspected in last week's murder of a Vancouver man may have died in a California crash. Authorities say 18-year-old Ailiana Siufanua of Des Moines, Washington, is believed to have shot 58-year-old Bentley Brookes to death at Pacific Gold and Precious Metals on North Main Street. Officials say Siufanua may have died yesterday in a single-vehicle crash on Interstate 5 in Yolo County, California. A coroner's report is pending.