An Unsolved Poisoning - October 23 2025

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A young woman is found dead in her apartment. there's little evidence at the scene, leads don't pan out, and the case turns cold... until police discover a link between their prime suspect and an unsolved murder committed six ears earlier in a different state.To learn more about ...  Show more

How unlucky could one man be? His wife had taken her own life, and his college sweetheart had killed herself in much the same fashion fourteen years earlier. Investigators had to determine if this was a bizarre coincidence or an attempt to get away with murder... twice.To learn m ...  Show more

This episode originally aired February 28, 2019. Police arrive at a shooting, and discover the victim's husband is a homicide detective who says his wife shot herself. Investigators turn to a forensic scientist and ballistics expert to learn what really happened and who was respo ...  Show more

A young mother is murdered after years of domestic abuse. There are clues at the scene: bloody footprints and DNA from the victim's rape kit. But the evidence which will conclusively tie the killer to the crime is on a freshly baked hamburger bun.To learn more about how HLN prote ...  Show more