Under extreme security, a former member of the Sinaloa cartel testifies against "El Chapo"

Martinez was a pilot when he went to work for Guzman in 1986, but he soon became one of his most loyal lieutenants. Like the first prosecution witness, Jesus "El Rey" Zambada Garcia, he testified to the cartel 's ever – changing import – export activities, describing the price structure, the itineraries transportation and money laundering maneuvers. There have been long digressions between types of motor boats and cocaine brands.