Image: Telemundo New York

Guy Rivera Found Not Guilty of Murder, Guilty of Manslaughter in NYPD Diller Killing

01 April, 2026.Crime.10 sources

Key Takeaways

Guy Rivera was found not guilty of first-degree murder in Jonathan Diller's killing.
He was convicted of aggravated manslaughter in the first degree.
Additionally, Rivera was convicted on attempted murder and criminal weapon possession charges.

Rivera Acquitted of Murder

Rivera was acquitted of first-degree murder but convicted of lesser charges including aggravated manslaughter.

“Guy Rivera was found guilty of 1st-degree aggravated manslaughter, attempted murder KEW GARDENS, Queens (WABC) -- A jury found Guy Rivera not guilty on the top murder charge in the fatal shooting of NYPD Officer Jonathan Diller in March 2024, but was convicted on four lesser charges on Wednesday”

ABC7 New York

One juror initially dissented before the jury reached unanimous agreement after further deliberations.

ABC7 New York

The trial included emotional testimony and graphic body camera footage capturing Diller's final moments.

Dispute Over Intent

Defense argued the weapon discharged accidentally during a struggle with another officer.

Prosecutors contended Rivera deliberately pulled a loaded, chambered gun with the safety off.

CBS News

Judge Aloise allowed the jury to consider aggravated manslaughter, which requires intent to cause serious injury.

Jury Dynamics

Juror No. 5 said they did not agree with the verdict, forcing the jury back into deliberations.

“NEW YORK - Guy Rivera, who was accused of fatally shooting NYPD Officer Jonathan Diller during a traffic stop in Queens, has been found not guilty of murder in the first degree, but guilty of every other charge”