He was called "El Viejon" — the old man — and was reputed to be the Sinaloa drug cartel's regional leader in the Valley of Juárez. Border drug cartels: El Paso CBP officer arrested for human ...

Humberto Rivera, alias "El Viejon," "El Don," and "El Chato," is accused of being a Sinaloa drug cartel regional boss in the Valley of Juárez, southeast of Juárez, Mexico. He was arrested by ...