Vicente Zambada Niebla, known as "El Vicentillo," was arrested Wednesday along with five subordinates, Mexico's defense department and attorney general's office said in a joint release.

Vicente Zambada Niebla, who is cooperating with the government and who is likely to be called to testify against his father. "Because Vicente has information that might be used against you ...

Two of Mexico's most powerful drug traffickers — one a longtime partner of the Sinaloa cartel leader Joaquín "El Chapo" Guzmán, the other his son — were taken into U.S. custody on Thursday ...

Ismael ''El Mayo'' Zambada, a longtime leader of Mexico's Sinaloa cartel, and Joaquín Guzmán López, a son of another infamous cartel leader, were arrested by U.S. authorities in Texas on ...

Mexican drug cartel leader Ismael ''El Mayo'' Zambada said he was ambushed and kidnapped when he thought he was going to meet the governor of the northern state of Sinaloa, then was taken against ...