Part of the reason so many serial rapists go unprosecuted is because of a rape kit backlog. We take a look at why such a backlog exists, what can be done to catch more sexual predators and how law enforcement and others can help sexual assault victims.

Most people know Amber Alerts as child-abduction emergency notifications that help law enforcement find missing kids. But the tragic abduction and murder case behind the notorious alert system was never solved—and police are still looking for clues.

The true crime audience skews largely female, sparking some to question why the genre is so popular among some women. But in Rachel Monroe's book 'Savage Appetites,' she reverses that gaze, turning the lens toward four women who she thinks embody or challenge four classic archetypes of the genre: Detective, Victim, Defender and Killer.

In December 2012, protests broke out across India after news of a horrific gang rape exploded into global view.

Chris Watts, the Colorado man serving three life sentences for the brutal murder of his wife and two young daughters claims to have had a religious conversion behind bars and is now an evangelical Christian. Murderers David Berkowitz, Jeffrey Dahmer and Karla Faye Tucker also claimed to have found or rediscovered God after being incarcerated. We speak with experts about why so many notorious criminals might make such claims while behind bars.

Gayani DeSilva, M.D., a child and adolescent psychiatrist and author, tells us about the warning signs of Munchausen syndrome.

Cheyenne Rose Antoine of Saskatoon, Canada made headlines in January 2018 for her Facebook selfie. But this was no ordinary photo: It was key murder evidence. We investigate social media's role in crime-solving and evidence-gathering.

Israel Keyes—a murderer who perplexed even the FBI's top minds in criminal profiling—traveled America leaving 'kill kits' with weapons and other items in secluded locations, picking them up before abducting and murdering a chosen victim.

Dr. Ashley Hampton, a licensed psychologist who works in the prison system with both victims and perpetrators of violent crime, tells us about how the traumatic childhoods of Charles Manson, Aileen Wuornos and Richard Ramirez may have shaped their adult behavior.

The unbelievable story of how a rape victim in Lynnwood, Washington was charged with falsely reporting the crime and how two female detectives, who believed her, teamed up to find the serial rapist responsible: Marc Patrick O'Leary.