·テック·
B2

US Court Orders Resentencing After AI Video of Victim Used in Trial

被害者のAI動画が裁判で使用されたことを受け、米裁判所が再量刑を命じる

#artificial intelligence#law#court#justice
0:00 / 0:00

An Arizona man convicted of killing a driver will be resentenced after a state appeals court ruled that an AI-generated video of his victim was improperly shown in court. Gabriel Paul Horcasitas was sentenced to 10 years in prison after a jury found him guilty of shooting 37-year-old Christopher Pelkey during a red-light confrontation in 2021.

ruled that= 〜と判決を下した、裁定した(法的な判断を公式に示す表現)found him guilty of= 〜の罪で有罪と判決した

Before Horcasitas was sentenced in 2025, Pelkey's family presented a digital video created by his sister, Stacey Wales. Using old photos, videos, and voice recordings, she generated an AI version of Pelkey wearing a grey baseball cap. In court, the virtual avatar delivered a message addressed directly to Horcasitas, speaking about forgiveness and reflecting on how they might have been friends in another life. At the time, trial judge Todd Lang welcomed the presentation, stating that he felt the message of forgiveness was genuine.

addressed directly to= 〜に直接向けられた、宛てられたreflecting on= 〜を振り返る、深く考えを巡らせる

However, defense lawyer Kristen Reller appealed the sentence, arguing that the judge should not have allowed the clip to be shown. The Arizona Court of Appeals agreed, ruling that 55-year-old Horcasitas must be resentenced because the video crossed legal boundaries. The appellate judges explained that instead of documenting an actual event or recording, the AI video presented a fictional depiction of the victim and his thoughts created from his sister's imagination.

should not have allowed= 〜を許可すべきではなかった(過去の判断や行為に対する批判・否定)instead of= 〜ではなく、〜する代わりに

学習ノート

表現パターン

パターン意味
ruled that〜と判決を下した、裁定した(法的な判断を公式に示す表現)
found him guilty of〜の罪で有罪と判決した
addressed directly to〜に直接向けられた、宛てられた
reflecting on〜を振り返る、深く考えを巡らせる
should not have allowed〜を許可すべきではなかった(過去の判断や行為に対する批判・否定)
instead of〜ではなく、〜する代わりに

語彙

語意味
improperly不適切に;正しくない方法で
confrontation対立する者同士が直接向き合って争うこと;対決

言語メモ

  • •法律用語のポイント: 「resentenced」(再量刑)は、上訴裁判所が原審の量刑を無効と判断した後、量刑をやり直すよう命じる手続きを指します。
  • •被害者影響供述(Victim Impact Statement)の動向: 米国の裁判では量刑前に遺族が意見を述べることが認められていますが、生成AIで故人の架空の発言を作成することは法的な証拠・表現の境界線を巡る新たな議論を呼んでいます。

練習

読んだ内容を確認しましょう。

  1. An Arizona man convicted of killing a driver will be resentenced after a state appeals court ruled that an AI-generated video of his victim was   shown in court.

  2. Why did the Arizona Court of Appeals order a new sentencing hearing?

  3. In the sentence 'a state appeals court ruled that...', what does 'ruled that' mean?

Source: BBC