El Chapo Trial: Son of ‘El Mayo’ Offers Most Revealing Testimony Yet Rolling Stone try this Vicente Zambada Niebla, son of El Chapo's partner El Mayo, gave jurors a first-hand look into the inner workings of the Sinaloa Cartel from Rolling Stone http://bit.ly/2Ty8T4b Share this : Digg Linkedin Stumbleupon Delicious Tumblr BufferApp Pocket Evernote