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The original item was published from 10/26/2022 8:29:00 PM to 12/27/2022 12:00:00 AM.

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Lake Elsinore Station

Posted on: October 26, 2022

[ARCHIVED] Attempted Murder

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Riverside County Sheriff's Department Press Release

Reporting Deputy: Sergeant Jeff Reese 

File # F222910012


Mario Martinez

On October 18, 2022, deputies from the Lake Elsinore Station responded to the 21700 block of Temescal Canyon Road in Temescal Valley, reference a stabbing. Upon arrival, deputies located the victim profusely bleeding from numerous stab wounds to the back. The victim had been stabbed with a knife approximately three to five times after an argument with the suspect and was in need of immediate medical intervention. The victim was ultimately transported to a local hospital and is expected to survive.

Investigators from the Lake Elsinore Station responded and assumed the investigation. During the course of the investigation, the suspect was identified as Mario Martinez, a 28-year-old resident of Corona.

On October 25, 2022, deputies located and arrested Martinez without incident in the 21700 block of Temescal Canyon Road in Temescal Valley. Martinez was transported to the Cois Byrd Detention Center and booked on the charge of attempted murder.

This is an ongoing investigation. Anyone with additional information is encouraged to contact Investigator Hardin at the Lake Elsinore Sheriff’s Station 951-245-3300.

As a reminder, "Community Policing" involves partnerships between law enforcement and community members.  Business owners and residents are encouraged to report criminal activity directly to law enforcement by calling Sheriff's Dispatch at (951) 776-1099, or by calling 911 if the matter is an emergency.

For media inquiries regarding this incident please contact the Media Information Bureau.

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