Mexican authorities found a cross-border tunnel in Tijuana they are now reporting was used to traffic thousands of pounds of ...

Under Zambada and now-imprisoned kingpin Joaquín “El Chapo” Guzmán Loera, prosecutors say the Mexican cartel became the largest drug-trafficking organization in the world. Chicago-based investigations ...

The new top enforcer for the Drug Enforcement Administration's Chicago Field Division spent more than 20 years on the front lines in the city battling cartel influence in the dangerous drug ...

An alleged cartel figure wanted in Chicago on drug trafficking charges was among more than two dozen fugitives sent to the U.S. by Mexico this week as part of a deal with the Trump administration to ...

Jesus Omar Ibarra Felix, 49, was accused of leading an armed security force that carried out violent operations on behalf of the cartel's Guzmán faction. Prosecutors alleged the group, known as Las ...

The Drug Enforcement Administration started seeing Chinese drug money launderers replacing Mexicans in 2015. Weiliang Zheng could now get at least 70 months in prison for helping move illegal drug ...

CHICAGO -- Behind a curtain of secrecy and security, U.S. prison officials have moved a top Sinaloa cartel operative who was targeted for a "head splitting" by lieutenants of Joaquin "El Chapo" Guzman ...

CHICAGO - Mexican authorities say cartel leader Nemesio Oseguera Cervantes, known as "El Mencho," has been killed in a military operation assisted by the United States, a major development in the ...

A Chicago resident described the frightening moments when members of Mexico's most powerful drug cartel fired gunshots as violence erupted across the country following the killing of its leader by ...