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Shocking New Details Unveiled: Nine Indicted in Brutal Prison Homicide Case
Oneida County, NY – A grand jury has unsealed indictments against nine individuals in connection with the gruesome homicide of Robert Brooks, a 43-year-old incarcerated at Marcy Correctional Facility. The charges, which range from murder and manslaughter to gang assault and evidence tampering, mark a significant development in an investigation that has spanned months.
On February 24, 2025, Oneida County Court Judge Robert Bauer unsealed the indictment following an extensive probe by the New York State Police Bureau of Criminal Investigation (BCI) in Troop D.
Authorities were first notified of Brooks' death on December 10, 2024, after he was discovered unresponsive. The subsequent investigation uncovered disturbing details surrounding his death, leading to the arrest of multiple suspects.
Who Was Charged?
Among those indicted are:
🔴 Nicholas J. Kieffer (33, Whitesboro, NY)
Murder in the Second Degree – Class A-1 Felony
Manslaughter in the First Degree – Class B Felony
Gang Assault in the Second Degree – Class C Felony
Offering a False Instrument for Filing in the First Degree – Class E Felony
🔴 Nicholas J. Anzalone (44, Lee Center, NY)
Murder in the Second Degree – Class A-1 Felony
Manslaughter in the First Degree – Class B Felony
Offering a False Instrument for Filing in the First Degree – Class E Felony
🔴 David J. Kingsley II (44, Adams, NY)
Murder in the Second Degree – Class A-1 Felony
Manslaughter in the First Degree – Class B Felony
🔴 Anthony R. Farina (49, Oneida, NY)
Murder in the Second Degree – Class A-1 Felony
Manslaughter in the First Degree – Class B Felony
🔴 Christopher Walrath (36, Little Falls, NY)
Murder in the Second Degree – Class A-1 Felony
Manslaughter in the First Degree – Class B Felony
🔴 Mathew J. Galliher (43, Clinton, NY)
Murder in the Second Degree – Class A-1 Felony
Manslaughter in the First Degree – Class B Felony
Gang Assault in the Second Degree – Class C Felony
🔴 Michael Mashaw (47, Boonville, NY)
Manslaughter in the Second Degree – Class C Felony
🔴 Michael D. Fisher (54, Rome, NY)
Manslaughter in the Second Degree – Class C Felony
🔴 David K. Walters (36, Rome, NY)
Manslaughter in the Second Degree – Class C Felony
🔴 Nicholas J. Gentile (36, New Hartford, NY)
Tampering with Physical Evidence – Class E Felony
Authorities Speak Out
New York State Police Superintendent Steven G. James condemned the brutal nature of the crime, saying:
"Today's arrests are a testament to the relentless dedication and professionalism of our investigators. The level of violence inflicted upon Robert Brooks was egregious, and our members have worked tirelessly to ensure those responsible are held accountable. We hope this arrest brings some measure of justice to the family and loved ones of Mr. Brooks."
The New York State Police extended their appreciation to the Onondaga County District Attorney’s Office and Medical Examiner’s Office, whose assistance played a critical role in the case.
A Case That Rocked the System
The investigation into Brooks’ homicide has been one of the most complex in recent history, requiring authorities to:
✅ Follow over 400 leads
✅ Analyze hundreds of pieces of evidence
✅ Execute 16 search warrants
In addition to the New York State Police’s Special Investigations Unit, forensic teams—including the Troop D Computer Crimes Unit, Forensic Investigation Unit, and Forensic Video Multimedia Services Unit—were brought in to piece together exactly what happened.
What Comes Next?
While these arrests mark a major breakthrough, officials emphasize that this remains an active and ongoing prosecution. The case has shaken the New York correctional system, raising serious concerns about prison safety, internal violence, and accountability.
The accused are expected to face trial in the coming months, and prosecutors will reveal more details about the evidence, potential motives, and the shocking circumstances behind Brooks' death.
Stay tuned for continued updates as this case unfolds.
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