Four Michigan medical center workers have been charged in the death of a 5-year-old who was burned alive inside a pressurized oxygen tank that exploded.

Three people have been charged with second-degree murder after a 5-year-old boy was killed when a hyperbaric chamber exploded at a medical facility in Michigan earlier this year, officials announced Tuesday.

Thomas Cooper was pronounced dead at the scene on Jan. 31 at the Oxford Center in Troy. His mother suffered burn wounds as she tried to save her boy.

The Michigan attorney general has accused the owner of a medical center and three of its employees of ignoring safety standards to make a profit.

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

Charges have been filed against four people in the Troy hyperbaric chamber explosion that killed a child. The Pulse discusses what regulations need to come to prevent another tragedy.