TRIGGER WARNING: This episode contains mentions of violence against children, sexual assault, exploitation, and murder. 'The Monster of the Andes', Pedro Lopez, raped and murdered hundreds of girls in indigenous communities across the Andes Mountains. From the child that grew up during Colombia's Civil War and was subjected to repeated sexual assault and violence, to the adult who preyed upon children, Lopez' crimes tore apart entire communities. But how did this monster come to be? And, where is he now?