Tammi Peterson is the CEO of Oxford Center, the facility that operated the hyperbaric chamber that exploded in January and killed a 5-year-old boy. She and three others have been charged in connection with his death.

Four people were arrested Monday in the death of a 5-year-old boy whose last moments were spent inside a fiery hyperbaric oxygen chamber at the Oxford Center in Troy, police said. Lt. Ben Hancock of the Troy Police Department would not release the names of the people arrested,

Tammi Peterson, the owner and CEO of the Oxford Center where a hyperbaric chamber exploded and killed a 5-year-old boy, has been arrested -- one of four people facing charges.