Joe Dziemianowicz

When police started to close in on Stacey Castor, she poisoned her own daughter and forged a suicide note.

Amanda Plasse’s stabbing death went unsolved until detectives realized that her killer had left his name in plain sight at the crime scene.

A toxic relationship between her son and his on-off-girlfriend led to the fatal poisoning of chiropractor Mary Yoder.

Investigators have spent decades puzzling out the Colonial Parkway murders. While the search for answers continues, theories have emerged.  

A surprising clue led investigators to the serial killer behind the deaths of Maryland mother-daughter pairs. 

Lovers’ lanes have played a backdrop in urban legends for decades — and there are real-life reasons for that.

Was a string of 1980s murders in Virginia the work of a brutal serial killer — or unconnected coincidence? Investigators are still seeking an answer.  

In Lubbock, Texas, a brutal killer murdered two women and stuffed their bodies inside suitcases. A tiny clue he left inside one led to his capture. 

The shotgun murder of National Guardsman Daniel Yarbrough revealed a web of greed, betrayal, and a fetid family legacy.

It took 13 years and three trials for David Camm to be cleared of his family’s murders. His wife and two children had been shot to death at their home.