Yohan José Romero, alias ‘Johan Petrica’ Yohan José Romero, alias “Johan Petrica,” is the leader of the criminal mining syndicate Las Claritas Sindicato as well as one of the co-founders and original leaders of Tren de Aragua, a loosely aligned Venezuelan organization that has expanded across the region. The post Yohan José Romero, alias ‘Johan Petrica’ appeared first on InSight Crime .