Bolívar: A New Sanctuary for Tren de Aragua? In Bolívar, Tren de Aragua does not operate like the prison-based megabanda that expanded across the region. Instead, it functions as a sindicato – the term used for criminal groups involved in illegal mining in Venezuela. The post Bolívar: A New Sanctuary for Tren de Aragua? appeared first on InSight Crime.