Another Bay Area resident of an Atria assisted living facility dies after ingesting unknown substance sfchronicle.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from sfchronicle.com Daily Mail and Mail on Sunday newspapers.
The Contra Costa County coroner is investigating the death of a 94-year old resident of an assisted living facility in Walnut Creek, nine days after drinking an unknown substance.