A hyperbaric chamber exploded at the Oxford Center in Troy, Michigan, killing a 5-year-old boy being treated and injuring his mother. What to know about the equipment.

A 5-year-old boy has been killed and his mother injured after a pressurized oxygen chamber exploded at a suburban Detroit medical facility.

An explosion at a medical facility hyperbaric chamber in suburban Detroit Friday has left a 5-year-old boy dead, police confirmed at a news conference.