DNA Testing Leads to Break in Cold Case

Eleven years after Heidi Bernadzikowski was killed, police decided to use new DNA testing in the case. They got a DNA match -- but it wasn’t anybody they would have ever suspected.

Season 10 Episode 15 - Videos

1:36

Preview

“#1” Written by Heidi Bernadzikowski’s Body

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Preview

What Happened to Heidi Bernadzikowski?

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1:50

Preview

DNA Testing Leads to Break in Cold Case

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Digital Original

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Final Moments

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Snapped

Joseph Campbell and Tim Newman's Dark Feud
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Fatal Family Feuds

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DNA Testing Leads to Break in Cold Case

Season 10 Episode 15 - Videos

Trending on Oxygen

Accident, Suicide, or Murder: Nevada Police Recall Responding To Peter Bergna’s 911 Call

Accident, Suicide, or Murder: Was Peter and Rinette Bergna’s Car Accident Actually A Murder?

Detective Describes Working in Wayne County

Sue Marshel’s Car Found with Bloody Handprints

Killer Couples: Nick Godejohn Spent 'Magical' Days With Gypsy Rose Before The Murder

3 Teacher/Student Sex Scandals

"Friendly, Brilliant" Dawn Viens' Surprising Qualities

The Strained Relationship of Dawn and David Viens

The Different Sides of Nicholas Godejohn

Kristi Johnson Lured by Fake "Bond Girl" Audition

Luka Magnotta and the Murder of Jun Lin

Tynesha Stewart's Sister Reminisces About Her Sister's Pure Heart

Bloody Knife Found at Jordie Hudson's Crime Scene

Your First Look at Fatal Family Feuds Season 1

The Final Moments Leading Up to Dee Dee Blanchard's Murder

Amy Robinson Mysteriously Vanishes

Joseph Campbell and Tim Newman's Dark Feud

Gunman Unleashes Chaos with Courthouse Shooting