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

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

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

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

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

A lawyer in Mexico’s Supreme Court case against gunmakers describes the profitable “iron pipeline” that trafficks U.S. guns to drug cartels.

Prosecutors in Mexico confirmed the discovery of hundreds of clothing items and bone fragments by a group of people searching ...

Former cartel leaders Miguel Trevino Morales and Omar Trevino Morales were charged with drug trafficking, firearm possession, and money laundering in the U.S.

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

Disturbing pictures have emerged showing the eerie graveyard from what was once an extermination camp where it's believed ...