Man confesses to 1994 cold case murder, claiming he's "a serial killer who's only killed once"
- Dec 14, 2025
- 1:04:02
- Full Episode
Watch "Closing the Cold Case of Robin Lawrence" and then catch up with "48 Hours" correspondents Natalie Morales and Anne-Marie Green on "Post Mortem" as they discuss the cold case of Robin Lawrence, who was home with her 2-year-old daughter when she was murdered by an unknown assailant.
00:00 Closing the Cold Case of Robin Lawrence 41:41 Listen to the "Post Mortem" podcast
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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Brief Summary
The cold case murder of Robin War Lawrence was solved after 30 years through DNA and genetic genealogy, leading to Steven Smirk's confession.
Key points
- A New Lead After Decades. In 2023, a genealogist uncovers a potential suspect after years of investigation.
- A Father's Painful Call. Robin's father receives the devastating news of her murder, a moment he can never forget.
- The Composite Sketch. A phenotyping sketch is created to help identify Robin's killer, but does it spark recognition?
- Steven Smirk's Confession. In a shocking turn, Smirk admits to being a serial killer who only killed once.
- Family's Reaction to Justice. Robin's family grapples with the reality of Smirk's confession and the impact on their lives.
- The DNA Match. Forensic testing confirms Smirk's DNA matches evidence from the crime scene, solidifying the case against him.
Episode highlights
- A New Lead After DecadesIn 2023, a genealogist uncovers a potential suspect after years of investigation.“I think I found someone of interest.”3:39Dec 14, 2025
- A Father's Painful CallRobin's father receives the devastating news of her murder, a moment he can never forget.“I think I said Robin is dead.”8:24Dec 14, 2025
- The Composite SketchA phenotyping sketch is created to help identify Robin's killer, but does it spark recognition?“Did this look like their mailman? Was it somebody from work?”21:40Dec 14, 2025
- Steven Smirk's ConfessionIn a shocking turn, Smirk admits to being a serial killer who only killed once.“I am a serial killer who's only killed once.”27:13Dec 14, 2025
- Family's Reaction to JusticeRobin's family grapples with the reality of Smirk's confession and the impact on their lives.“How is it that he could live his life with his family when he blew up our family 30 years ago?”34:34Dec 14, 2025
- The DNA MatchForensic testing confirms Smirk's DNA matches evidence from the crime scene, solidifying the case against him.“It's a one in over 7 million chance that it would not have been his DNA.”35:30Dec 14, 2025
- Sentencing of Steven SmirkSmirk receives a 70-year sentence, bringing a sense of closure to Robin's family.“I think what he got brings closure for me.”39:42Dec 14, 2025
- Robin's LegacyFamily members reflect on Robin's life and the impact of her art.“I feel like she is living through her art because her art everywhere emotes.”40:39Dec 14, 2025






