The facility's manager Gary ... Cooper's death "an easily preventable tragedy." A maintenance check on the chamber had not been performed that day, no medical doctor or safety supervisor was on ...

Thomas Cooper was 5 years old when he ... and involuntary manslaughter in Thomas’ death, as are the Oxford Center’s operations director, Gary Marken, 65, of Spring Arbor, and its safety ...

Four people have been charged in the death of a 5-year-old boy who was killed inside a pressurized oxygen chamber at a medical facility in suburban Detroit.

Nessel called Cooper’s death “an easily preventable tragedy.” A maintenance check on the chamber had not been performed that day, no medical doctor or safety supervisor was on-site and the ...

Four people have been charged in connection with a hyperbaric chamber explosion that killed a five-year-old Michigan boy. Thomas Cooper was killed on Jan. 31, 2025, when the chamber where he was ...