Full Notification

DATE/TIME: Sunday, March 7, 2021 3:00 a.m.

INCIDENT: Murder/ Attempted Murder Investigation

LOCATION: 6800 block of Bergano Place, Rancho Cucamonga

VICTIMS: Jia Jia, 44-year-old female, resident of Rancho Cucamonga (deceased)
Ruby Meng, 8-year-old female, resident of Rancho Cucamonga (deceased)
Confidential, 38-year-old female, resident of Rancho Cucamonga (injured)

SUSPECT: Unknown

SUMMARY:
UPDATE – March 22, 2021
Homicide detectives have been working around the clock investigating the murders of Jia Jia, her eight-year-old daughter, Ruby Meng, and the attempted murder of a family friend in Rancho Cucamonga on March 7th. Detectives collected evidence, which includes neighborhood security camera footage. A male subject is captured on security video moments after the murders, and in close proximity to the victim’s home. The subject depicted in the video may have sustained an injury.

Video - https://youtu.be/PO5C14yISFQ

Detectives are interested in speaking with this subject and are asking the public to contact them with any information that may identify him.
Anyone with information is urged to contact Detective Malcolm Page at (909)387-3572 or [email protected]


On Sunday, March 7, 2021, at 3:00 a.m., deputies responded to a 911 call at the Bergano Place residence for an unknown problem. Deputies arrived and found several people inside suffering from stab wounds/lacerations. Medical aid responded and pronounced Jia Jia and her daughter, Ruby Meng, deceased at the scene. The 38-year-old female was transported to a hospital for treatment and is expected to recover from her injuries.

Detectives from the Homicide Detail responded to the residence to conduct the investigation. Detectives learned the suspect entered the home by unknown means, then attacked and stabbed Jia, Ruby, and a female friend in a bedroom and fled through a rear sliding door. Two other family members sleeping inside the residence were not injured. Those family members are not considered suspects.

Extensive area checks were conducted using K9 units, but the suspect was not located.

The motive for this crime is unknown. The investigation is ongoing, and anyone with information about this crime is asked to contact Detective Malcolm Page, Specialized Investigations Division – Homicide Detail at (909)387-3589. Callers can remain anonymous and contact WeTip at 800-78CRIME or www.wetip.com.

Refer: Detective Malcolm Page or Sergeant Jon Woods

Station: Specialized Investigations Division – Homicide Detail

Phone No. (909)387-3589

Case No. DR#112102727 H#2021-031


JOHN McMAHON, Sheriff-Coroner
San Bernardino County Sheriff-Coroner Department