Arturo Guzmán Decena

Arturo Guzmán Decena, known as Z-1, was the founder of the Los Zetas cartel, a ruthless crime organization in Mexico. He was originally part of the Mexican military but later turned to organized crime, leading a faction that was notorious for its brutality. His leadership significantly shaped the early operations of Los Zetas, making him a key figure in the history of drug trafficking in Mexico.