The killing of twenty-seven people on a rural property in northern Guatemala has
been attributed to Los Zetas, a group that was created by former Mexican military
personnel who deserted in order to work with the cartels, but that now, according to
experts, has become a dangerous militia with tentacles in several countries.
Los Zetas, a Cartel of Former Military Personnel That Is Exporting Its Model of Terror
May 18, 2011