In the US name, photo and home address of convicted sex offenders is published. But the open sex crime registry has had unexpected consequences. The intention was to create security. Instead fear has increased drastically. In the small community of Anderson in South Carolina the "trick-or-treat" tradition is threatened. Since the registry was introduced in 1996, over 800,000 sex offenders are published. Kathryn Barriou who has two daughters and lives... see more