Model Dayle Haddon died in a suspected carbon monoxide leak at the Bucks County home of her son-in-law, Hallmark movie star Marc Blucas, officials said.

Police are releasing new details after Dayle Haddon, the supermodel and actress, was found dead at 76. The Solebury Township Police Department confirmed the humanitarian's death in a statement posted to their website Saturday,

Ms. Haddon, who carved a path all her own in the modeling world, was found dead on Friday morning from what authorities believed was a carbon monoxide leak.