A big decision. New theories. And a mystery man revealed.

An attorney and his son undertake a new review of the evidence in Michelle’s murder and get a surprise opportunity to make their case to prosecutors.

After three trials, a verdict. But a Dateline viewer could change everything…

A retired sheriff’s deputy sees Michelle O’Keefe’s smiling face on a billboard and asks to join the investigation.

Police investigating Michelle O’Keefe’s murder encounter a talkative witness. Maybe too talkative.

She loved her shiny blue Mustang. Then it became a crime scene.

When 18-year-old Michelle O’Keefe is found murdered in her shiny new blue Mustang in a California park and ride, investigators encounter a confusing crime scene and a witness who seems to know too much. In Dateline’s latest original podcast series, Keith Morrison takes us to the High Desert outside Los Angeles for a story featuring twists, turns and a sharp-eyed Dateline viewer who steers the case in an entirely new direction. Follow now to get the latest episodes of The Girl in the Blue Mustang each week completely free, or subscribe to Dateline Premium on Apple Podcasts for early access and ad-free listening: apple.co/datelinepremium

Hey Dateline fans! As a bonus, we’re giving you a special preview clip of our new podcast series, Murder in the Hollywood Hills. In this story Keith Morrison takes us to the city of dreams, where a smooth-talking predator lured young women into a nightmare with promises of fame and fortune. He evaded justice for years, but when a group of women banded together, they fought to lock him up for life. If you like what you hear, you can listen to Murder in the Hollywood Hills for free each week. Or, subscribe to Dateline Premium on Apple Podcasts, Spotify or DatelinePremium.com to unlock new episodes one week early: https://link.chtbl.com/mithh_fdlw