Retired San Francisco sergeant Kevin Mannix shot and killed his wife, former Deputy Chief Ann Mannix, and daughter Katie before killing himself in Marin CountyCrimeOct 12 at 10:25 AM – Oct 12 at 12:52 PM4 outletsDaily MailRetired police sergeant kills officer wife and daughter before turning gun on himself at upscale Bay Area home Oct 12 at 12:05 PMNew York PostSecret marital strife between top San Francisco cops before horrific murder-suicide — as family friend speaks out Oct 12 at 12:52 PMSan Francisco’s former top female cop and daughter shot dead by police sergeant husband in posh California county: reports Oct 12 at 10:25 AMABC7 Los AngelesFormer San Francisco Police Department sergeant kills wife, daughter in double murder-suicide, sources say Oct 12 at 11:58 AMABC7 New YorkFormer San Francisco Police Department sergeant kills wife, daughter in double murder-suicide, sources say Oct 12 at 11:58 AM