
This episode of Unsolved Mysteries covers several cases, including the murder of realtor Mike Emmert, the disappearance of Holly Crewson, and the tragic story of a newborn in Las Vegas.
The episode begins with the murder of Mike Emmert, who was stabbed 19 times in a home he was showing to a prospective buyer named Steven. Investigators suspect that Steven, who had a cane, may have used it as a weapon and planned the murder meticulously. Despite extensive investigation, no clear motive for the murder has been established.
Next, the focus shifts to Holly Crewson, who disappeared in 1995. Her mother, Gwen, has been searching for her for years. A psychic's vision and a mysterious phone call have renewed Gwen's hope that Holly may still be alive. The episode details Holly's troubled past and the challenges Gwen faces in her search.
Lastly, the episode recounts a shocking incident in Las Vegas where a couple, Christine Weston and Kevin Wu, are suspected of causing the death of their newborn baby. After giving birth in a hotel bathroom, they fled the scene, leading to a manhunt as authorities seek justice for the infant.
Throughout the episode, viewers are encouraged to help solve these mysteries by providing any information they may have.
This episode covers Mike Emmert's murder, Holly Crewson's disappearance, and a tragic newborn death in Las Vegas.

This episode stands out for the following:
The effects of losing Mike have just left a huge hole in my heart.Unsolved Mysteries with Robert Stack - Season 12, Episode 4 - Full Episode
I’m gonna keep looking for my daughter.Unsolved Mysteries with Robert Stack - Season 12, Episode 4 - Full Episode
How was that possible?Unsolved Mysteries with Robert Stack - Season 12, Episode 4 - Full Episode
This is a baby that didn’t have a chance from the minute it came out.Unsolved Mysteries with Robert Stack - Season 12, Episode 4 - Full Episode
The whole thing that really gets to me is they chose to do nothing.Unsolved Mysteries with Robert Stack - Season 12, Episode 4 - Full Episode