Elderly couple found murdered in Calif. home

LA VERNE, Calif. - Los Angeles County Sheriff's detectives are trying to determine who killed an elderly couple in their suburban Los Angeles home.

CBS Los Angeles reports that deputies were called to the home in La Verne at about 1:25 p.m. Friday after a groundskeeper found 74-year-old Shirley Isom and her husband 89-year-old Armie Isom unresponsive.

Shirley was pronounced dead at the scene and Armie was pronounced dead at the hospital.

Authorities initially said the couple was stabbed, but later issued a news release saying the cause was undetermined. According to CBS Los Angeles, the coroner's office said Saturday that the couple died of blunt-force trauma.

No arrests have been made. Anyone with information on the case is asked to call authorities at (323) 890-5500.