What's happening?

Video Sources 0 Views Report Error

  • VidSrc

Dateline NBC: 29x9

A Promise to Helene

When college student Helene Pruszynski is found murdered, her case remains cold for nearly 40 years until a new detective uses an innovative method to catch the killer. Josh Mankiewicz reports.

Oct. 16, 2020

Leave a comment

Name *
Add a display name
Email *
Your email address will not be published