John 'Jack' Riley spent his DEA career combating Mexican and Colombian cartels and drug-related gang violence. At the time of his retirement, Riley was the highest ranking career Special Agent at the DEA, serving as the organization's second in command, overseeing global drug enforcement efforts.
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DEA Agent Jack Riley, '[Chicago's] most famous federal agent since the days of The Untouchables' (-Rolling Stone)tells the inside story of his 30-year hunt for the drug kingpin known as El Chapo, and reveals the true causes of the American opioid epidemic... SEE MORE