In August 1912 while on a family camping trip, four-year-old Bobby Dunbar wandered away from his family’s tent, presumed dead or kidnapped. Almost eight months later, “Bobby” was found, but many remained suspicious of his true identity and the circumstances of his disappearance. Would you know if your child was replaced by a look-a-like? Plus, sometimes hearing voices in your head might save your life, not unlike the case of a woman who self-diagnosed her own brain tumor.