Investigative journalists Mariana van Zeller and Darren Foster take you inside the nation's underground networks and to the heart of the most controversial issues.
Aired: Jul 10, 2013Investigative journalists Mariana van Zeller and Darren Foster explore the sy...
Aired: Jul 7, 2013One year after the Newtown, Connecticut, and Aurora, Colorado, mass shootings...
Aired: Jul 24, 2013Mariana van Zeller and Darren Foster explore the world of sex trafficking, go...
Aired: Jul 31, 2013Van Zeller and Foster explore the debate between the animal agricultural indu...
Aired: Oct 26, 2013Mariana van Zeller and Darren Foster journey to some of the country's most ha...
Aired: Dec 17, 2013In this episode, investigative journalists Mariana van Zeller and Darren Fost...
Appearances
Current Status: Returning Series
Network: National Geographic
Production Country: United States
Genres:Documentary
