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Man Accused of Killing NYPD Officer in 2024 Goes on Trial
Guy Rivera faces first-degree murder and attempted murder charges in the death of Detective Jonathan Diller.
Published on Mar. 10, 2026
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Prosecutors say that in March 2024, Guy Rivera shot and killed NYPD Detective Jonathan Diller, who was 31 years old and had a 1-year-old son. Rivera has pleaded not guilty, with his lawyer arguing the shooting was unintentional. The trial began this week, with body camera footage shown of the officers' frantic efforts to save Diller's life.
Why it matters
The killing of an on-duty police officer is a high-profile and tragic event that raises questions about public safety, gun violence, and the challenges law enforcement face. The case has drawn national attention, with the former president even attending the officer's wake.
The details
On March 25, 2024, Diller and other officers approached a parked car in Queens, where they encountered Rivera and another man, Lindy Jones. Rivera had an object resembling a gun in his pocket, and when Diller opened the car door, Rivera opened fire, shooting Diller below his bulletproof vest. Despite being mortally wounded, Diller was able to disarm Rivera before dying later that night. Rivera was shot in the back by another officer during the confrontation.
- On March 25, 2024, the shooting incident occurred.
- Detective Diller died later that night on March 25, 2024.
- The trial of Guy Rivera began on March 10, 2026.
The players
Guy Rivera
The 36-year-old man accused of killing Detective Diller. He has pleaded not guilty, with his lawyer arguing the shooting was unintentional.
Detective Jonathan Diller
The 31-year-old NYPD officer who was shot and killed by Rivera in 2024. He was married and had a 1-year-old son.
Sergeant Sasha Rosen
The NYPD sergeant who was with Diller and other officers when they approached the car Rivera was in.
Lindy Jones
The other man who was in the car with Rivera and has been charged with weapons possession.
Stephanie Diller
The wife of Detective Diller, who was present in the courtroom during the trial.
What they’re saying
“With his life slipping away, Officer Diller fought through that pain. Officer Diller ripped that gun out of that individual's hand.”
— Kenneth Zawistowski, Queens prosecutor (dnyuz.com)
“He did not intend to shoot and kill a police officer.”
— Erin Darcy, Lawyer for Guy Rivera (dnyuz.com)
“This individual is a cold-blooded killer.”
— Patrick Hendry, Head of the police officers' union (dnyuz.com)
What’s next
The judge in the case will decide whether to allow Guy Rivera to be released on bail.
The takeaway
This tragic case highlights the dangers police officers face in the line of duty and the need for comprehensive criminal justice reform to address repeat offenders and gun violence in communities.
