Since the Sinaloa cartel’s two main factions ... In 2008, internecine warfare broke out among the cartel’s leading families, with the Guzmáns and the Zambadas on one side and the Beltrán Leyva family ...

A retired Drug Enforcement Administration (DEA) supervisory special agent says Mexico's notorious Sinaloa drug cartel is deeply entrenched in major U.S. cities and in smaller communities ...

It isn’t the only new routine in Culiacan, a city of 1 million residents that for the past six months has been the battlefield for the two main factions of the Sinaloa drug cartel. The violence ...

Ismael “El Mayo” Zambada, a historic leader of Mexico’s Sinaloa cartel, left, and Joaquín Guzmán López, a son of another infamous cartel leader, after they were arrested by U.S ...

MEXICO CITY — Mexico’s government is reviewing a petition by Ismael “El Mayo” Zambada, a longtime leader of the Sinaloa cartel who is jailed in the United States, to be returned to Mexico ...

José Ángel Canobbio was detained in Culiacán, the state capital of Sinaloa The Mexican army says it has arrested a key player in the Sinaloa drug cartel in the northern city of Culiacán.

It isn’t the only new routine in Culiacan, a city of 1 million residents that for the past six months has been the battlefield for the two main factions of the Sinaloa drug cartel. The violence ...