Investigators and loved ones speak out on Ezra McCandless' violent nature.

Uloma Curry-Walker wanted her husband, William Walker, dead. Learn how she had him murdered right after they married.

Find out more about an Indiana jury's decision to convict Richard Allen in the murders of teens Abigail Williams and Liberty German.

Find out why James Henrikson had Doug Carlile fatally shot in his Washington state home, and how Henrickson was linked to ...

A well-respected firefighter and loving family man is found gunned down outside his suburban home, sending police on a ...

Ezra McCandless tried to claim she stabbed her ex-boyfriend Alex Woodworth to death in self-defense. See what police decided happened.

Learn more about the investigation into Michigan man Trent Mallory's 2014 murder, as told in Oxygen's Killer Relationship.

Find out why Joseph O’Boyle brutally killed his doctor, beloved chiropractor James Sowa, in his Bensalem, Pennsylvania, home, and how detectives found him.

A young woman seeks refuge at the home of a Wisconsin farmer, claiming she just escaped from a violent assault. When ...

Find out what happened to law school grad Lauren Giddings, who vanished after a night out with friends, before being found ...

Learn more about Patricia McDermott's fatal shooting in Philadelphia, and what police later found out about her killer Juan ...

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