Mariana discovers the disturbing truth behind the widespread fentanyl crisis, a highly potent opioid linked to a staggering number of fatal overdoses across the country.
Aired: Dec 2, 2020Mariana delves into a sophisticated global fraud, determined to unravel the i...
Aired: Dec 2, 2020Mariana discovers the disturbing truth behind the widespread fentanyl crisis,...
Aired: Dec 9, 2020Mariana ventures into Peru's treacherous criminal network to track down the m...
Aired: Dec 16, 2020The next episode delves into the complex emotional underpinnings of steroid u...
Aired: Dec 23, 2020Mariana uncovers the dark underbelly of human exploitation, shedding light on...
Aired: Dec 30, 2020Mariana delves into the mystery behind the sudden surge in cocaine production...
Aired: Jan 6, 2021Mariana delves into the dark underworld of black market tiger trafficking, ri...
Aired: Jan 13, 2021Mariana stumbles upon a clandestine arms trade that is covertly furnishing le...
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United StatesAppearances
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Seasons: 4
Current Status: Returning Series
Network: National Geographic
Production Country: United States
Genres:Documentary
