Forensic Files

Portrait of a Killer | Full Episode

48 Hours

  • Feb 10, 2026
  • 42:32
  • Full Episode

A teenager said after he killed an elderly couple “it felt amazing.” Now a controversial new California law could set him free at 25. "48 Hours" correspondent Erin Moriarty reports. Watch more full episodes of "48 Hours" on Pluto TV.

True crime. Real justice. "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 episode details the brutal murders of Chip Northup and Claudia Mopin by teenager Daniel Marsh and the ensuing investigation and trial.

Key points

  • The Horrific Crime Scene. District attorney describes the shocking details of a brutal double homicide.
  • A Mother's Love. A child remembers their mother as their best friend and world.
  • The Shocking Confession. Daniel Marsh reveals the chilling details of the murders he committed.
  • Daniel Marsh's Confession. Daniel admits to feeling amazing after taking two lives, revealing his chilling mindset.
  • The Jury's Verdict. After deliberating for just under 2 hours, the jury finds Daniel guilty of first-degree murder.
  • Daniel's TEDx Talk. In a TEDx talk, Daniel claims he deserves a second chance and discusses his past.

Tension

85/ 100High tension

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