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DATE/TIME: August 29, 2019 / 8:30 p.m.

INCIDENT: Fatal Traffic Collision

LOCATION: Arrow Route / Sierra Madre Avenue

PARTY ONE: Jennifer Lopez, 46-year-old resident of Rancho Cucamonga

PARTY TWO: Desiree Vicario, 27-year-old resident of Rancho Cucamonga

On Thursday, August 29, 2019, at approximately 8:30 p.m., deputies from the Rancho Cucamonga Police Department responded to a report of a fatal traffic collision located at Arrow Route and Sierra Madre Avenue, in the city of Rancho Cucamonga.

Desiree Vicario drove a Chevrolet Spark east on Arrow Route. Jennifer Lopez, a pedestrian, crossed Arrow Route. Lopez was not in a marked crosswalk. Vicario struck Lopez as she crossed. Lopez suffered major injuries and was declared deceased on-scene by the Rancho Cucamonga Fire Department. Vicario remained on-scene and spoke to investigators. The cause of the collision is under investigation.

Anyone with information regarding this investigation is urged to contact Deputy Don Rusk or Deputy Matt Magdaleno of the Major Accident Investigation Team at (909) 477-2800. Callers wishing to remain anonymous can call the We-tip Hotline at 1-800-78-CRIME (27463) or you may leave information at

Refer: Deputy Don Rusk
Deputy Matt Magdaleno
Station: Rancho Cucamonga Police Department
Major Accident Investigation Team
Phone No. (909) 477-2800
Report: 111911337

John McMahon, Sheriff-Coroner
San Bernardino County Sheriff-Coroner Department