TROY, MI -- An investigation is underway, but officials in Troy have confirmed a 5-year-old Royal Oak boy was killed Friday in an explosion at a medical facility.

A 5-year-old Michigan boy who was being treated in a hyperbaric oxygen chamber died Friday when the chamber exploded. The incident took place at the Oxford Center in Troy, Michigan, shortly before 8 a.

Our initial research shows that this is not a common incident and the scene remains under active investigation.”

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.