Where To Stream Dateline NBC Season 2019 Episode 35
The Prussian Blue Mystery
- Aired July 22, 2019
- 60 Min
- Rated 8.5
- Number 38 Of 49 Rated Episodes
A San Diego woman arrives at an emergency room, near death. Doctors, the FBI and local law enforcement must solve not only a medical mystery, but also a horrific crime. Natalie Morales reports.