Two construction workers were taken to hospital in critical condition after falling seriously ill from a suspected carbon monoxide leak while working inside a residence in Anthem, Arizona, on October 8, 2026. Local authorities responded to the scene and confirmed the workers were exposed to the potentially toxic fumes.

Carbon monoxide poisoning can develop when fumes accumulate in enclosed spaces, a risk that emergency responders frequently encounter during construction activities. Victims are often found unconscious or ill, prompting immediate medical treatment.