Two other people were arrested Monday and also are expected to be arraigned in the child's death, police said.

The child who died in the Jan. 31 hyperbaric oxygen chamber fire was 5-year-old Thomas Cooper, of Royal Oak. He was trapped ...

Allegedly, neither a medical doctor nor a safety supervisor was at the medical facility when the chamber exploded.

Prosecutors said a safety manager at the Oxford Center conducted “his own experiments” on a hyperbaric chamber to prove to ...