Miguel Ángel Treviño Morales, alias Z-40, is one of the most sadistic and feared leaders in the history of Mexican drug trafficking. Born in 1970 in Nuevo Laredo, Tamaulipas, he rose from street gang member to become the top boss of Los Zetas between late 2012 and mid-2013 (after the death of Heriberto Lazcano). Known for inventing and populariz...Read more