In which region is this crminal group based whose leader served as the right hand of Arturo Beltrán Leyva who was gunned down by the Mexican military?
Edgar Valdez Villarreal: Edgar Valdez Villarreal (born August 11, 1973) also known as La Barbie ("The Barbie"), is a Mexican American suspected drug lord and leader of the Beltrán Leyva Cartel, a criminal group based in Sinaloa.
i don't know