He hired artists such as Ramón Ayala, Los Cadetes de Linares and more than 20 prostitutes to entertain his guests.
Sergio Enrique Villarreal Barragán, a.k.a. El Grande, (b. September 21, 1969), is a former Mexican federal police officer who then worked as a lieutenant for Arturo Beltrán Leyva of the criminal organization called the Beltrán Leyva Cartel.
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Allegedly, he was hired by the Beltrán Leyva Cartel and by 2007 he rose to the rank of lieutenant for Arturo Beltrán Leyva.
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According to Mexican media reports, shortly after the death of the cartel's leader, Arturo Beltrán Leyva on December 16, 2009, Valdez began to dispute the cartel's leadership and its territory; one faction was led by Valdez and Gerardo Alvarez-Vazquez, while the other is led by Arturo's brother Héctor Beltrán Leyva and his lieutenant Sergio Villarreal Barragán.