Dateline: Secrets Uncovered - Season 9 - Eps 21: Vendetta
Beloved by his colleagues, Mark Hasse was a fearless prosecutor. He worked to put criminals behind bars and making enemies was a hazard of the job. He didn’t know it, but a killer was lurking and Mark wasn’t the only target.
About Dateline: Secrets Uncovered
Title: Dateline: Secrets Uncovered
First Air Date: 2017-07-21
Last Air Date: 2025-03-12
Status: Returning Series
Rating: 8.1/10 (from 12 votes)
Language: EN
Seasons: 14
Total Episodes: 342
Network: Oxygen
Genres: Crime, Documentary
Production Companies: Unknown
Synopsis
For more than 25 years, Dateline has brought viewers investigations into some of biggest mysteries in America. This entry in the franchise takes a second look at some of the most mysterious cases of recent history. It explores the stories through firsthand accounts told by people who are close to the crime, including investigators who dedicated their time to the cases and family members who are still trying to confront the tragedies that befell their loved ones.
