Unsolved

When Kristen Wilson came home the night before Thanksgiving, her killer was hiding in a closet, waiting. Police say the suspect cut her phone cord, unscrewed her lightbulbs, made it impossible for the 29 year-old to get help - or get out alive. Police initially thought Kristen had been raped. But, more than 25 years later, new investigators are reevaluating old evidence, finding things weren’t...

More than 30 years ago, a mystery woman’s bones were found on the side of a deserted road outside Houston, Texas. She became known as "Princess Blue", for the sapphire stone high school class ring found nearby. In Season One, "Unsolved" profiled "Princess Blue’s" cold case as detectives worked to identify her. Now, thanks to DNA and genetic genealogy, they’ve done it.

In 1975, 15-year-old Patricia Kaye Humphreys went to the drive-in movies in Houston, Texas with her sister and disappeared. Five months later, her body was found dumped in the woods behind a church 20 miles from the theater. Few clues at the crime scene meant her case quickly went cold. Now, nearly 50 years later, old classmates are coming forward to talk.