Witness to Murder: Digital Evidence

When two teenage classmates in Northern California go missing within weeks of each other, their mothers struggle to get police to take the situation seriously. But then unusual cell phone activity by a group of potential suspects comes to the forefront, cracking the case wide open.

Detectives in Aurora, Colorado gather crucial information about a double-homicide from neighborhood surveillance footage, but theyre not able to identify and track the killer until some key digital data is uncovered.

Police in Mobile, Ala., quickly identify a suspect in the murder of a local college professor, but a bombshell piece of technology stolen from the crime scene then points them in a completely different direction.

The family of a missing Texas mother becomes concerned when they start receiving suspicious text messages from her phone. Unsolved for years, a trail of digital clues ultimately helps investigators build a compelling case against her murderer.

After a young woman in South Carolina is found dead in her bathtub, the investigation focuses in on her estranged husband and her boyfriend; an unexpected digital clue has one of these persons of interest accidentally confessing to the murder.