Motorcyclist, 18, ID’d after fatal Perris crash

PERRIS, Calif., — Although few details have been released, authorities today confirmed a motorcyclist was killed in a traffic accident in Perris Monday afternoon, Oct. 11. It was not immediately clear if any other vehicles were involved in the fatal crash, which happened in the 760 block of W. Rider Street, near Webster Street, according to officials.


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Deputies from the Perris Sheriff’s Station, along with Cal Fire-Riverside and other emergency personnel, were dispatched to the scene around 4:15 p.m. after receiving reports of a major injury traffic accident involving a motorcyclist, Riverside Sheriff’s Sergeant Hibbler reported this morning.

A Perris man died several hours after a motorcycle crash in Perris yesterday afternoon. Perris Sheriff’s Station photo

When officials arrived they found a motorcycle down in the roadway with a critically injured rider nearby. He was rushed to the Riverside University Health System Medical Center in Moreno Valley where, despite extensive life-saving efforts, he later succumbed to his injuries and passed away.

The Riverside County Sheriff-Coroner’s Office has since identified Jesse Mancilla, 18, of Perris, as the man killed in the crash. A Coroner’s release indicated he was pronounced deceased at 9:08 p.m.

Members of the Perris Station’s Traffic Reconstruction Team responded to the location and assumed the investigation, which is active and ongoing, according to Hibbler; who said no further information was immediately available.

Anyone who may have witnessed this collision and has not been interviewed is encouraged to contact Deputy Dominguez at the Perris Sheriff’s Station at (951) 210-1155. Callers can refer to incident file number PE212840077 and can remain anonymous.

Contact the writer:

Trevor Montgomery, 50, moved in 2017 to the Intermountain area of Shasta County from Riverside County and runs Riverside County News Source (RCNS) and Shasta County News Source (SCNS).

Additionally, he writes or has written for several other news organizations; including Riverside County-based newspapers Valley News, Valley Chronicle, Anza Valley Outlook, and Hemet & San Jacinto Chronicle; the Bonsall/Fallbrook Village News in San Diego County; and Mountain Echo in Shasta County. He is also a regular contributor to Thin Blue Line TV and Law Enforcement News Network and has had his stories featured on news stations throughout the Southern California and North State regions.

Trevor spent 10 years in the U.S. Army as an Orthopedic Specialist before joining the Riverside County Sheriff’s Department in 1998. He was medically retired after losing his leg, breaking his back, and suffering both spinal cord and brain injuries in an off-duty accident. (Click here to see segment of Discovery Channel documentary of Trevor’s accident.)

During his time with the sheriff’s department, Trevor worked at several different stations; including Robert Presley Detention Center, Southwest Station in Temecula, Hemet/Valle Vista Station, Ben Clark Public Safety Training Center, and Lake Elsinore Station; along with other locations.

Trevor’s assignments included Corrections, Patrol, DUI Enforcement, Boat and Personal Water-Craft based Lake Patrol, Off-Road Vehicle Enforcement, Problem Oriented Policing Team, and Personnel/Background Investigations. He finished his career while working as a Sex Crimes and Child Abuse Investigator and was a court-designated expert in child abuse and child sex-related crimes.

Trevor has been married for more than 30 years and was a foster parent to more than 60 children over 13 years. He is now an adoptive parent and his “fluid family” includes 13 children and 18 grandchildren.


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