One of the world’s most powerful criminal syndicates is facing a government crackdown and internal war after the son of a drug lord betrayed his partner.

Mexican authorities in Sinaloa state said 20 people were killed, including some who were decapitated, in the latest episode of cartel-driven violence.

Cartel boss pleads guilty The son of Sinaloa Cartel boss “El Chapo” Guzman has pleaded guilty to federal drug charges in Chicago. Federal prosecutors announced Ovidio Guzman Lopez, who succeeded his father as one of the leaders of the cartel in Mexico,

The Sinaloa cartel used information obtained by the hacker "to intimidate and, in some instances, kill potential sources or cooperating witnesses," the Justice Department said.

Four decapitated bodies were found hanging from a bridge in the capital of western Mexico's Sinaloa state on Monday, part of a surge of cartel violence that killed 20 people in less than a day, authorities said.

Boxing legend Julio César Chávez defended his son, Julio César Chávez Jr., amid his arrest by U.S. immigration officials and an active warrant for his arrest in Mexico, claiming his son is innocent of the criminal acts he is accused of.

Mexico's Attorney General's Office claims former world champion boxer Julio Cesar Chavez Jr. was a "henchman" of the Sinaloa Cartel.

The U.S. is granting a temporary reprieve to three Mexican financial firms recently sanctioned for their alleged role in helping launder cartel money after seeing progress by the Claudia Sheinbaum adm