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San Bernardino County Sheriff’s Department

Press Release

DATE/TIME:   Saturday, February 22, 2014 / 11:20 p.m.


INCIDENT:     PC 211 – Robbery / PC 187 - Murder


LOCATION:    The Brother’s Liquor – 10080 Arrow Route, Rancho Cucamonga  


VICTIM:           Dean Vedol Sena (45) - Placentia  


SUSPECTS:   Diego Dominguez (36) - Rancho Cucamonga



On Saturday, February 22, 2014, at about 11:20 p.m., the Rancho Cucamonga Sheriff’s Station received a report of a shooting at The Brother’s Liquor store located at 10080 Arrow Route, in the city of Rancho Cucamonga.  When deputies arrived they found on-duty security guard, Dena Vedol Sena, in the parking lot suffering from multiple gunshot wounds.  Sena had been parked near this location when he was notified of a problem within the business.  Deputies learned a Hispanic male had just committed a robbery inside the store and was fleeing on foot when confronted by the suspect.  The suspect shot Sena and was last seen running from the business.         


Sena was transported to a local hospital and pronounced deceased.  The Sheriff’s Homicide Detail was assigned to conduct the investigation.


At about 8:30 a.m., Diego Dominguez was stopped and detained after leaving his residence in a vehicle. With the assistance of the Sheriff’s Specialized Enforcement Detail, detectives served search warrants on Dominguez’s vehicles and his residence located in the 9900 block of Placer Street, in the city of Rancho Cucamonga.  Dominguez was arrested for the robbery and murder and booked at the West Valley Detention Center.         


The investigation is still ongoing and anyone with information regarding this investigation is urged to contact Detective Joseph Janowicz or Sergeant Chris Fisher at (909) 387-3589.  Callers wishing to remain anonymous are urged to call the We-tip Hotline at 1-800-78-CRIME (27463) or you may leave information on the We-Tip Hotline at




Refer:              Public Affairs Division



Phone No.       (909)387-3700

John McMahon, Sheriff-Coroner

San Bernardino County Sheriff-Coroner Department

Sheriff’s Public Affairs Division

655 E. Third Street

San Bernardino, California 92415-0061

Telephone: (909) 387-3700

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