PORT HURON, Mich. – A 90-year-old woman and her 65-year-old son were found dead Wednesday morning at a home in Port Huron.
According to police, the mother and son were found in a home on 10th Street and the cause of death is unknown.
Carbon monoxide poisoning was the suspected cause, but the fire crews tested the home and no high levels of carbon monoxide were found.
Police said there was no trauma to either victim.
The investigation is ongoing.
MORE: Authorities await toxicology tests after 2 dead at Port Huron home
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