Zetas. These videos are weekly, you can see all sorts of depravity and brutality, there was one yesterday of Los Aliados De Jalsico had some dude tied up, hanging up side down, cutting off his head.
There was one last month of CDG cutting up 5 men and women (Z's) with axes, no gloves, no face masks, then putting them in acid drums....it's not up any more though.