Learn more about the investigation into Michigan man Trent Mallory's 2014 murder, as told in Oxygen's Killer Relationship.
What happened to the Memphis businessman?
Season 3 Preview: "Trader Trent's" following on Facebook Marketplace opened up a range of possibilities for detectives.
Alex Sowa, Jim Sowa's son, tearfully recalls finding his father's body.
Detectives reveal the weather was vital in Trent Mallory’s case.
Preview: It is quickly discovered that Carmela Knight died from blunt-force trauma before being badly burned in a house fire.
Friends and family tearfully recall the night that led to Carmela Knight's death.
Preview: Carmela Knight, a "suburban hockey mom", was found dead after a house fire surrounded by drug paraphernalia. What happened?
Dr. Jim Sowa is killed by his patient, Joey O'Boyle, who had a history of violence and mental health struggles.
Investigators find a partially packed suitcase in Joey O'Boyle's home.
After Uloma Curry-Walker's frantic 911 call, firefighters on the scene recognize Lt. William Walker, a fellow firefighter.
Learn more about the new three-part Oxygen special Lady of the Dunes: Hunting the Cape Cod Killer, premiering Friday, ...