Z-3

Heriberto Lazcano, alias 'Z-3,' is a former commander in Mexican special forces, now thought to be heading the Zetas’ drug trafficking operations.

Zetas
The Zetas, once the military wing of the Gulf Cartel, are now among one of the most violent groups in Mexico, with a growing presence in neighboring Guatemala. The Zetas…

Miguel Angel Treviño, alias 'Z-40'
Miguel Angel Treviño, alias 'Z-40,' is a former Mexican military officer who is now a top commander of the Zetas criminal organization in Mexico.

Mexico is home to some of the most vicious organized criminal gangs on the planet. They traffic drugs, weapons, humans and other contraband, and are threatening the stability of the region. Read More