He was called "El Viejon" — the old man — and was reputed to be the Sinaloa drug cartel's regional leader ... extradition proceedings in Mexico City following his arrest in a multi-agency ...

Culiacan, a city in Mexico's Sinaloa state, endures violence as rival factions of the Sinaloa cartel battle for control. Schools close, residents live in fear, and the government, pressured by Trump, ...

Sheinbaum noted that Mexico’s attorney general was already investigating the circumstances of how Zambada was arrested in the U.S. with another Sinaloa cartel leader by authorities near El Paso ...

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 ...