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SBSD - Rancho Cucamonga Police Department
Sunday December 24th, 2023 :: 11:32 a.m. PST

Advisory

Two Riverside Men Barricade Themselves in Stolen Vehicle After Leading Rancho Cucamonga Deputies in Pursuit



DATE/TIME: December 24, 2023/1:26 AM

INCIDENT: Assault with a Deadly Weapon

LOCATION: Haven  and Banyan Avenue, Rancho Cucamonga

SUSPECT(S): Tristan Althizer, 28-year-old-male from Riverside and Ryan Archuleta Dunbar, 36-year-old-male from Riverside


VICTIM(S): State of California


SUMMARY: On December 24, 2023, at 1:26 AM, Rancho Cucamonga patrol deputies located a stolen motorhome traveling through the city. Deputies initiated a traffic stop, however, the driver of the  motorhome refused to yield, and a pursuit ensued.

During the pursuit, the driver attempted to ram his vehicle into several patrol units and drove his vehicle in reverse.  The driver also drove the wrong way on the streets until he ran the vehicle upon a central median at Banyan and Haven Avenue. The suspects barricaded themselves in the motorhome.

Sheriff's Specialized Enforcement Division responded and assumed the investigation. Both suspects were taken into custody. No deputies were injured.  

Anyone with information regarding this incident is urged to call the Rancho Cucamonga Station at 909-477-2800.  Callers wishing to remain anonymous should call 1-800-78-CRIME (27463) or go to www.wetip.com.


Refer: Deputy P. Mora

Station: Rancho Cucamonga Station

Phone No. (909) 477-2800

Case No. 112313854

SHANNON D. DICUS, Sheriff-Coroner
San Bernardino County Sheriff-Coroner Department

Address/Location
SBSD - Rancho Cucamonga Police Department
10510 Civic Center Dr
Rancho Cucamonga, CA 91730

Contact
Emergency: 9-1-1
Non-emergencies: 909-477-2800

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