Dateline
Dateline NBC, or simply Dateline, is a weekly American television newsmagazine series. It was previously the network's flagship newsmagazine, but now focuses mainly on true crime stories with only occasional editions that focus on other topics.
Season 29 · Episode 9 ·
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.
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Episode 9 of season 29 of Dateline: “A Promise to Helene”. Aired 2020-10-16. Watch it online free on ZapFlix.