In a shocking incident in Marin County, three people, including a former San Francisco police deputy chief and her sergeant husband, were found dead in an apparent murder-suicide. The victims have been identified as Ann and Kevin Mannix, both retired SFPD officers, along with their daughter. Authorities reported that the retired police sergeant is suspected of killing his wife and daughter before taking his own life. The case has left the local community and the San Francisco Police Department in mourning, as details of the tragedy continue to emerge. Investigations are ongoing, with sources revealing potential marital strife prior to the incident.