Angeline Hartmann of the National Center for Missing & Exploited Children and A&E's "Live Rescue" on the role the internet plays in facilitating child abduction.

A&E True Crime looks into the life of Joaquin Guzman and why murders by Mexican drug cartels are particularly gruesome.

Although the majority of murders are committed by someone the victim knows personally, killers are taking advantage of the popularity of social media to seek out strangers on Facebook, Craigslist, Tinder, Grindr and various dating sites.

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.

Some criminals get their crimes tattooed on their bodies, write 'fictional' books detailing murders they've committed or turn their own wanted posters into profile pics on Facebook.  We talk to an expert to better understand why some criminals implicate themselves in their crimes by communicating about them.

The murders of Libby German, 14, and Abby Williams, 13, shocked the small town of Delphi, Indiana because of their apparent randomness. But what makes this murder case different than most is that it is believed one of the victims may have captured audio and photo clues that point to her killer.