Brothers Miguel and Omar Trevino Morales — aliases "Z-40" and "Z-42" — led one of Mexico's most powerful and feared organized ...

Quentin Sommerville meets Mexican cartel foot-soldiers smuggling deadly fentanyl into the United States, and sees first hand ...

The authorities are investigating the discovery of cremation ovens, human remains, piles of shoes and other personal effects ...

The BBC's Will Grant visits the site believed to have been used by drug cartels to dispose of victims' remains.

A group of citizens, helped by an anonymous tip, found dozens of shoes, heaps of clothing and what appeared to be human bone ...

Former leaders of Mexican Cartel, Los Zetas, were arraigned Friday, the United States Department of Justice announced. Miguel ...

Authorities are trying to figure out how many were killed at a Jalisco ranch that apparently was used as a cartel training ...

A horrifying "extermination camp" has been discovered in Mexico, believed to be linked to one of the country's most brutal ...

As the president tries to force Mexico to stop the flow of drugs, cartel members tell Quentin Sommerville they will not be ...

A civilian search group found a gruesome site near Guadalajara, sparking outrage as authorities had raided the area months ...

Former leaders of the Los Zetas cartel were arraigned in Washington, D.C., on charges including drug trafficking, firearm ...

Cartels recruit more people than they lose and are deeply embedded in the U.S., former DEA Special Agent Brian Townsend warns ...