Three people have been charged with second-degree murder after a 5-year-old boy was killed when a hyperbaric chamber exploded ...

The Michigan attorney general has accused the owner of a medical center and three of its employees of ignoring 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 ...

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

Police in Michigan have arrested four people after a 5-year-old boy receiving treatment at The Oxford Center died when the ...

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

Michigan Attorney General Dana Nessel has charged four people in connection with the death of a 5-year-old boy who was killed ...

Troy police say Tamela Peterson ran away when asked for her cellphone after Thomas Cooper died in a hyperbaric chamber fire ...

Here's what we know so far about the hyperbaric chamber death of 5-year-old Thomas Cooper, the Oxford Center, and the people charged in his death.