Pedophilia continues to endanger children around the world despite strict laws imposed to punish perpetrators, and other tough methods to curb the problem. A vast majority of cases go unreported, leaving the victims with unresolved trauma for the rest of their lives. The stigma often stops pedophiles from seeking help. In a groundbreaking study, Swedish researchers are testing a drug they hope will prevent pedophilic impulses that lead to the crime. Zlatica Hoke reports.