Arizona appeals court orders new sentencing after AI victim video

In short: An Arizona appeals court wiped out a 10.5-year prison sentence in a manslaughter case and ordered a new sentencing hearing after a judge relied on an AI-made victim video.

What happened

The Arizona Court of Appeals ruled on Sept. 30, 2026 in State v. Horcasitas that the sentencing process was unfair because the judge considered an AI-generated video of the victim, Christopher Pelkey.

Pelkey was killed in a 2021 road-rage shooting in Chandler. The defendant, Gabriel Paul Horcasitas, was convicted of manslaughter, and that conviction was not overturned. The appeals court only vacated, meaning canceled, the 10.5-year sentence and sent the case back to the lower court for a new sentencing hearing.

The video was created by Pelkey’s family. It used Pelkey’s image and a recreated version of his voice, along with a script written by his sister. In other words, it showed Pelkey “speaking” words he never actually said (like a digital puppet made to look and sound real).

The appeals court said some parts of the presentation were fine, such as real footage included in the materials. But it drew a line at the synthetic parts that presented imagined thoughts and statements as if they were Pelkey’s own.

The court said the AI-created portion was unreliable, and the judge’s reliance on it made the sentencing proceeding “fundamentally unfair.” The ruling did not set a new sentence or a date for the resentencing.

Why it matters

Courts often let victims’ families speak at sentencing, but this decision signals that judges may need to be careful with AI-made media. When a video can convincingly put words in a real person’s mouth, it can affect a punishment decision, even if the words were never spoken.

Source: NYTimes