Learn more about the trial against Australian woman Erin Patterson, who is accused of fatally poisoning her in-laws and ...

Josh Mankiewicz Might Have Met Missing Mother in Dateline: Missing in America Season 4 Trailer: "Wow" The award-winning podcast returns with the stories of six missing persons, and those who "will not ...

Sierra Jane Inscoe met Carson Sistrunk via Snapchat before meeting him in real-life Mississippi, where she shot him. Learn ...

Find out more about the latest developments in the case of missing mom Crystal Rogers, last seen in July 2015.

Here's everything you need to know about accused Gilgo Beach Serial Killer Rex Heuermann, his family, his alleged victims, and what he's charged with.

Learn more about the "Hog Trailer Killer" Daniel Conahan Jr., as told in Oxygen's Unknown Serial Killers of America.

Andrea Zamperoni's friends and coworkers speak about his happy, upbeat personality even in high stress environments.

Preview: A grim detail in security footage reveals that Nada Houranieh's fall from a second-story window may not have been ...

Find out more about the arrest that took place at Beanie Babies billionaire Ty Warner's Montecito, Calif. home.

Learn more about the crimes of murderer William "Bill" Suff, as told in Oxygen's Unknown Serial Killers of America.

The verdicts were mixed for those accused of posing as lawmen to unlawfully enter Kardashian's suite during Paris Fashion ...

Learn more about the ongoing search for convicted killer Grant Hardin, five days after he escaped an Arkansas prison.