"48 Hours" reports on cases that involve social media and shows how technology was used to hunt down clues. Binge-watch the full episodes, including "The Snapchat Clue," "What Happened in Apartment 4C?" and "Killer App."

#48hours #mystery #crime

00:00 The Snapchat Clue
41:47 What Happened in Apartment 4C?
1:24:25 Killer App

Crime. Social justice. Impact. "48 Hours" investigates the most intriguing crime and justice cases that touch on all areas of the human experience including greed and passion. "48 Hours," which premiered in 1988, has developed a rich history of original reporting and impact journalism that has helped exonerate wrongly convicted people, caused cold cases to be reopened and solved, and along the way changed lives.

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