Email us for help
Loading...
Premium support
Log Out
Our Terms of Use and Privacy Policy have changed. We think you'll like them better this way.
DATELINE NBC - Friday, December 6 at 8pm/9c
When Marie Singleton -- a wife, mother and businesswomen -- suddenly vanished, authorities wondered if she was a runaway, a victim of crime, or something else? Her secret job in the CIA was revealed, and her son was forced to confront a dark secret of his own. Josh Mankiewicz reports.
