Aired 2 years ago - Mar 02, 2018
In Columbus, Sergeant Nate Smith helps recovering addicts get treatment while zeroing in on a dealer who's mixing heroin with lethal Fentanyl. In Mexico, Don Miguel finds himself trapped in the drug trade, while Mario, a young activist, looks for his missing brother. Back in Atlanta, Skyler signs himself up for long-term treatment but struggles to follow through. Series finale.
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