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.

Preview: It is quickly discovered that Carmela Knight died from blunt-force trauma before being badly burned in a house fire.

Preview: Carmela Knight, a "suburban hockey mom", was found dead after a house fire surrounded by drug paraphernalia. What happened?

Friends and family tearfully recall the night that led to Carmela Knight's death.

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, ...

Learn more about murder victim Scott Sessions and the shocking circumstances that followed when authorities tracked suspects Heather Frank and Kevin Eastman.

Learn more about how medical examiners determine the manner of death ahead of the Season 5 return of Oxygen's Accident, ...

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Get news and updates about your favorite shows, plus 3 free credits to watch locked content.

Get news and updates about your favorite shows, plus 3 free credits to watch locked content.