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A teenager stabs his sister - a crime with no known motive. His defense says he was sleepwalking. "48 Hours" correspondent Erin Moriarty reports.

The family of murdered student Kaylee Goncalves says they may have uncovered a connection between the suspect, their daughter, and Madison "Maddie" Mogen. "48 Hours" correspondent Peter Van Sant reports. CASE UPDATE: On July 23, 2025, Bryan Kohberger ...

College student Aniah Blanchard had a deep fear of being kidnapped. When she disappears, UFC fighter Walt Harris battles for justice for his stepdaughter. CBS News special correspondent James Brown reports for "48 Hours.

A gifted artist is murdered in her home. Her toddler is left at the crime scene to fend for herself. "48 Hours" correspondent Anne-Marie Green reports.

The 1994 murder of Virginia artist Robin Warr Lawrence, 37, would go cold for decades, until DNA left on a washcloth in the victim's home led investigators to a surprising suspect and a chilling confession.

Stephan Smerk, a married father in Niskayuna, New York, turns himself in for the cold case murder of artist and mother Robin Lawrence in Springfield, Virginia.

ALL NEW: A gifted artist is murdered in her home. Her toddler is left at the crime scene to fend for herself. "48 Hours" correspondent Anne-Marie Green reports Saturday, Oct. 24, at 10/9c on CBS and streaming on Paramount+.

A woman discovers explicit photos of herself on her stepfather's computer. Soon after, he's found dead. Jade is a likely suspect, but did she do it? "48 Hours" correspondent Tracy Smith reports.

A 15-year-old boy goes to a dance and never returns. Teen killers keep a secret for 40 years - until one of them cracks. "48 Hours" correspondent Richard Schlesinger reports.

A young woman mourns her uncle's murder and questions whether the convicted killer was the only one involved. "48 Hours" contributor Nikki Battiste reports.