When Dr. Teresa Sievers doesn't show up to work, her coworkers and family become very concerned about her wellbeing.

Get a preview of the Season 2 finale of Prosecuting Evil with Kelly Siegler, which will delve into the case of Ali Irsan.

Find out more about the latest developments in the case of Bryan Kohberger, accused of murdering four University of Idaho students.

Pamela Johns' son, Mike Tillotson, speaks out about Brett Bednarz's role in the murder of his mother.

After a tumultuous relationship ends in divorce, an estranged couple move in together after years apart.

Learn more about the crimes of serial killer Kenneth McDuff, as told in Oxygen's Prosecuting Evil with Kelly Siegler.

James Garrett Freeman, then 35, opened fire on seven members of law enforcement following a failure to stop and a high-speed ...

Learn how police figured out that Anthony Zottola was behind the murder of his dad Sylvester Zottola, a prominent Bronx ...

The man in the widely circulated video clip became known as “Bridge Guy” and investigators later concluded it was Richard ...

As investigators dig deeper into the case of Tim Wiltsey, strange details come to light.

Learn more about teacher Desiree Sunford, gunned down in her Washington home in a case that uncovered shocking extramarital ...

Learn more about the latest developments in the legal proceedings involving Idaho murders suspect Bryan Kohberger.