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PREVIOUSLY: 

• Sheriff’s Office Investigating Homicide in Dinsmore; Man Found Shot Inside Car on Highway 36
• Highway 36 Homicide Victim Identified; Sheriff’s Office Still Investigating

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Press release from the Humboldt County Sheriff’s Office:

An arrest has been made in the 2018 homicide of Anthony Joseph Calderone.

On March 22, 2023, 38-year-old Matthew Gabriel Susmilch was arrested on a Ramey Warrant at the Mendocino County Jail, where he was also booked on unrelated warrant charges out of Mendocino County.

Susmilch’s arrest comes after a four-year investigation into the shooting death. Calderone was located deceased in the early morning hours of December 7, 2018, inside a vehicle in the area of State Highway 36 near mile marker 43.  

Susmilch was booked on charges of felon in possession of a firearm and murder. He will be transported to the Humboldt County Correctional Facility for prosecution at a later date.

Anyone with information about this case or related criminal activity is encouraged to call the Humboldt County Sheriff’s Office at (707) 445-7251 or the Sheriff’s Office Crime Tip line at (707) 268-2539.