Convicted Lamar High School shooter transferred to adult prison system

The Brief

  • Jonathon Porter, who was convicted of the 2023 Lamar High School shooting that killed a 15-year-old student, has turned 19 and is legally an adult.
  • A judge decided to transfer Porter from juvenile custody to the adult prison system to continue serving his 40-year sentence after hearing reports of continued violent behavior and an escape attempt.
  • Defense attorneys unsuccessfully argued for Porter to be released on supervised parole, while prosecutors and the victim’s family advocated for the adult prison transfer.

ARLINGTON, Texas A teenager convicted in the deadly 2023 shooting at Lamar High School will spend the remainder of his 40-year prison sentence in the adult correctional system.

Arlington school shooter sent to prison

The backstory:

The shooting occurred on March 20, 2023, just before school started for the day at Lamar High School in Arlington. Jonathan Porter opened fire, killing 15-year-old Jayshawne Poirier and injuring another student. Porter was later sentenced to 40 years in prison.

He’s now 19 and legally an adult. That’s why FOX 4 is now identifying him and showing his face.

What’s new:

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