The U.S. Department of Treasury has sanctioned three members of the Gulf Cartel over the group's illegal fishing operations near South Padre Island. The sanctions target Francisco Javier Sierra ...

After a shoot-out with Mexican authorities in 2003, Cardenas Guillen, whose brothers were also involved in the Gulf Cartel, was jailed before his extradition to the U.S. in 2007. He was sentenced to ...

The group, which sprang from the Gulf Cartel, was founded by corrupt members of the military and the police. Last year was Mexico's most violent year on record, with more than 25,000 murders.

The U.S. Treasury Department announced sanctions Tuesday against members of the Gulf drug cartel, which operates in the border cities of Reynosa and Matamoros, across from McAllen and Brownsville ...

The Gulf Cartel was in the midst of a violent turf war when Cárdenas Guillén took over as its leader in 1999. For his protection, Cárdenas Guillén hired a bodyguard (retired Army lieutenant ...

The founder of the feared Los Zetas drugs cartel has been deported to Mexico after serving a lengthy jail sentence in the United States. Osiel Cárdenas Guillén, 57, led Los Zetas until 2003, when he ...

Mexican drug kingpin Osiel Cardenas Guillen, former leader of the notorious Gulf Cartel and Los Zetas criminal gang, was deported from the US to Mexico Monday after serving years in prison ...

Mexican drug kingpin Osiel Cardenas Guillen, former leader of the notorious Gulf Cartel and Los Zetas criminal gang, was deported from the United States to Mexico Monday after serving years in ...