Episode Details

In July 2006, Mary Cooper and her daughter Susanna Stodden set out for a hike along Washington’s Pinnacle Lake Trail. Hours later, both women were found murdered in the wilderness they loved. Nearly two decades later, no one has been charged, no clear motive has been established, and the person responsible has never been identified. This week, we’re looking at the unsolved murders of Mary Cooper and Susanna Stodden, the investigation that followed, and the questions that still linger along the trail.