Tamela Peterson

A judge denied Tamela Peterson's request to quash a second-degree murder charge related to a 2025 hyperbaric chamber fire at the Oxford Center that killed five-year-old Thomas Cooper. Prosecutors allege Peterson and others ignored safety protocols, leading to the fire, while Peterson's defense argued she lacked criminal intent based on her and others' prior use of the chamber without grounding straps.

Jeffrey Mosteller, safety director at the Oxford Center in Troy, pleaded no contest to involuntary manslaughter following a hyperbaric chamber explosion that killed 5-year-old Thomas Cooper and injured his mother. The plea agreement includes a prison range of 19 months to 15 years, with sentencing scheduled for August 31. The case involves four defendants and a $100 million civil lawsuit.

One of four defendants in a 2025 hyperbaric chamber explosion that killed a 5-year-old boy pleaded no contest to involuntary manslaughter. Jeffrey Mosteller, the Oxford Center's safety director, entered the plea during a pre-trial hearing, while the center's owner, manager, and chamber operator face charges of second-degree murder or involuntary manslaughter.

One of four individuals charged in a 2025 hyperbaric chamber explosion that killed a 5-year-old boy in Oakland County has pleaded no contest to involuntary manslaughter. Jeffrey Mosteller, the facility's safety manager, avoided a second-degree murder charge, while others face upcoming court hearings related to alleged safety violations.