In 2022, Deputy Matthew Buckley was arrested and charged with multiple felonies, including grand theft of a firearm, unlawful possession of an assault weapon, filing a false report, and preparing false documentary evidence. The charges stemmed from incidents in 2020 and 2022. Buckley, a 15-year veteran of the department, was booked into the Martinez Detention Facility following an investigation into illegal firearms. ([contracosta.news](https://contracosta.news/2023/02/18/former-contra-costa-sheriffs-office-deputy-faces-six-count-complaint/?utm_source=openai))
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