The trial of drug kingpin Joaquín "El Chapo" Guzmán is starting in New York under intense security.
Guzmán was arrested in January 2016 after escaping from prison through a tunnel five months earlier.
The Mexican is accused of being behind the all-powerful Sinaloa drug cartel, which prosecutors say was the biggest supplier of drugs to the States.
Key associates, including one of his former lieutenants, are expected to testify against him.
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Produced by Roland Hughes, Ashley Semler and Nada Tawfik