Samuel Little murdered as many as 93 women, some almost a half century ago. But all these years later, he still remembers their faces. A&E True Crime spoke with sociology and criminology professor Jack Levin, who explained how serial killers remember their victims and why these details are so important to them.

Where is Stacy Peterson? Stacy, the fourth wife of Drew Peterson, who was convicted of murdering his third wife, Kathleen Savio in 2012, has been missing since October 28, 2007. Although Drew Peterson is a suspect, he has never been charged. However, some people claim to know what happened and where Stacy's body is.

There's a new epidemic coming to light in Alaska—and in other areas around the U.S.—where hundreds, and possibly thousands, of Native American women are turning up missing or murdered. But legislative, funding and awareness-raising efforts are under way, and the issue is getting some political traction from the #MeToo movement. .

Serial killer Ted Bundy had a chameleon-like ability to deftly change appearances—whether physically or with the help of costumes and props—which helps explain why the vicious killer was able to evade police for so long.

Kerri Rawson, daughter of Dennis Rader, otherwise known as serial killer BTK, talks to A&E True Crime about her struggle to reconcile the man who raised her with the one who, for years, terrorized her hometown of Wichita, Kansas.

A&E True Crime investigates what life might be like for Chris Watts, the 33-year-old-Colorado man who pleaded guilty to murdering his wife and two daughters in November 2018, at the Dodge Correctional Institution in Waupun, Wisconsin.

Since the 2017 murder of Indiana teens Libby German and Abby Williams, local authorities have not released any information about the cause or time of death of either victim, leading to rumors and speculation. We spoke with Indiana State Police First Sgt. Jerry Holeman about why the police are holding back details about the murder.

Serial killer Richard Ramirez, otherwise known as 'The Night Stalker,' terrorized California in the mid-1980s with a series of rapes and murders. A number of women who survived his attacks mentioned his rotten teeth, among other details, helping police create a profile of the suspect.

A&E True Crime takes a look back at the horrific crimes of Canadian serial killer and 'Cold Case Files' subject Ronald Glenn West and investigates where is he now.

Neal Smither, the founder and president of Crime Scene Cleaners, has cleaned up "thousands" of crime scenes. He's documented the work too, posting the gory images to an Instagram page that's attracted hundreds of thousands of followers. He spoke with us about his peculiar brand of janitorial work and why some people are interested in crime-scene photos.