Model Dayle Haddon died of suspected carbon monoxide poisoning. Here's what to know about the 'invisible killer' and its symptoms.
Cases of apparent carbon monoxide poisoning are raising concern about the "invisible killer" this holiday travel season. On Christmas Day, a family of four from Massachusetts was found dead inside ...
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Model Dayle Haddon died of suspected carbon monoxide poisoning. Here's what to know about the 'invisible killer' and its symptoms.
And on Friday, model and actress Dayle Haddon, 76, was found dead inside a Pennsylvania home owned by her daughter, Ryan Haddon, a former journalist, and her son-in-law, actor Marc Blucas.