Annita Hetoevehotohke'e Lucchesi explains how her group addresses gender and sexual violence against Native people.

Marie G. Broder, D.A. for Griffin Judicial Circuit in Georgia, talks about the 1983 racially motivated murder of Timothy Coggins, and how 34 years later, she led the prosecution against his killers.

In 1996 serial killer Ivan Milat received life sentences for the murders of seven missing backpackers found dead in Australia's Belanglo State Forest. Over a decade later, his great-nephew committed a murder and credited it to his family name.

Dive into the psychology of the life and crimes of Ted Bundy, Jeffrey Dahmer, John Wayne Gacy, Gary Ridgway (The Green River Killer) and Dennis Rader (BTK).

Identifying what Rader says drove him to kill at least 10 people.

Timothy Krajcir, a serial killer responsible for nine murders, stumped investigators for nearly 25 years while killing multiple women in Missouri, Illinois and Pennsylvania.

How widespread is organ trafficking? According to Monir Moniruzzaman, a professor of anthropology at Michigan State University and an expert in illegal organ trafficking, it's happening in almost every country, all over the world.

Jane Blasio was one of about 200 newborn babies illegally sold.

Forensic anthropologists not only study bones, they also examine human remains and analyze crime scenes to reconstruct past events.

The Salt Lake City mother-to-be was murdered by her husband, Mark Hacking, in 2004 after she discovered he was lying about getting into medical school. We explore the case.

Dr. Richard Lettieri, a forensic neuropsychologist and psychoanalyst who's assessed hundreds of murderers throughout his career, talks to us about his most memorable cases and his book, 'Decoding Madness.'

We speak with author Mikita Brottman on her book 'Couple Found Slain: After a Family Murder' about the Brian Bechtold case and the grim daily reality of patients in forensic psychiatric hospitals.

Last words are part of a long practice in the United States, allowing the condemned a final opportunity to express themselves or ask for forgiveness.

Throughout the years, some murderers have turned to the popular classifieds advertisements website to find their victims. Here's why.

The French producer's murder in West Cork shocked the normally crime-free region of Ireland.

One expert says priests in Mexico are targeted because they work in direct opposition to the interests of organized crime.

The leader was sentenced to life behind bars in 2011.

Sue Black, a renowned forensic anthropologist, gives us insights into the stories bones tell.

Learn about the early years of one of America's most infamous serial killers, Gary Ridgway, who was convicted of murdering 49 people.

What did the killer do in the days before being executed for the murder of 168 people? What was his last meal, last words and last activities?

In the panoply of American killers, Gary Ridgway stands out.

Gein was notorious for his fascination with women’s body parts.

Letourneau's affair with her student stunned America in 1997.

The case of Hae Min Lee’s murder captivated the world.

Laci Peterson vanished in 2002—Scott was later convicted.

Broderick fired five shots at her ex-husband before fleeing.

David Berkowitz’s 1977 arrest ended a year of fear in NYC.

The 1969 Manson murders marked the dark side of the ’60s.

A fashion icon’s murder capped Cunanan’s killing spree.

Hernandez’s case raised questions far beyond football.

The Murdaugh murders exposed a web of deceit and financial crime.

Caylee Anthony’s disappearance shocked the nation in 2008.