After their 2013 escape from Ariel Castro's house of horrors, where he repeatedly raped and tortured them, the three women are now working to help other survivors.

Kathy (Kate) Ann Jewell fled her home when her boyfriend, John Branden, raped and attempted to kill her. After that, he disappeared—and she spent years trying to ensure he'd never find her.

Josef Fritzl imprisoned his daughter Elisabeth for 24 years in a windowless basement. When she finally emerged in 2008, the story of his sadism shocked the world. Read about this shocking case.

Sex trafficking is big business. Globally, it generates tens of billions of dollars in profit every year. Here in the United States, it ensnares hundreds of thousands of victims. And while the stereotypical image of a trafficking victim is a foreign national, many of the exploited are underage American girls.

By the time Nassar was sentenced to 60 years in federal prison, his accusers numbered in the hundreds⁠—mostly athletes training and competing under the auspices of USA Gymnastics.

Christopher Bernard Wilder became known as 'The Beauty Queen Killer' during a frenzied 1984 spree, where he criss-crossed the U.S., luring young women into his fancy cars and dangling the promise of work as a model, if they would just allow him to take their photographs. Some took the bait. Others, he took by force.

For years, her name was treated as a shorthand joke: Lorena Bobbitt, the angry, crazy wife, a 22-year-old Ecuadorian immigrant who had cut off her husband John Wayne Bobbitt's penis with a kitchen knife while he slept in their Northern Virginia home. The June 1993 incident served as international tabloid fodder for months.

What causes adults to kidnap children? The perpetrators range from serial rapists to parents trying to protect their sons and daughters.

Journalist Robert Rand speaks with A&E True Crime about what really spurred the Menendez murders, Erik and Lyle's reunion behind bars and why he thinks they should be released from prison.

Gary Leon Ridgway, who raped and murdered more than 49 women, was obsessed with deviant sex and visiting prostitutes. This, combined with his aggression and violence, were significant driving forces behind his murderous actions, says Mary Ellen O'Toole, a retired FBI senior profiler who interviewed Ridgway.