On December 26, 1996, six-year-old JonBenet Ramsey was found beaten and strangled in her house in Boulder, Colorado. Since then millions of Americans have followed the case, and investigators have spent thousands of hours trying to find the killer. But no one has been arrested.
CBS News 48 Hours takes a in-depth look at this shocking, mysterious story.
The Ramseys Speak Out: Part 1: JonBenet's parents, John and Patsy Ramsey, are considered by many to be prime suspects in the murder. They have never told their side of the story. Until now.
The Ramsey Interview: Part 2: What really happened that night, and the morning after, according to John and Patsy Ramsey? And how do they respond to the allegation that they have not cooperated with the investigation? Find out.
produced by David Kohn and Aaron Wertheim