Air Date: 12/17/06  They are said to be the loneliest children in the world: unadopted foster children who assume their families have forgotten them. A new program called "Family Finding" tracks down these kids' relatives, giving the children a sense of belonging. For 13-year-old Samara, it's meant a reunion with her mother and the siblings she never met. Beverly, age 14, has been reunited with an uncle who now visits her weekly. Lesley Stahl reports.This product is manufactured on demand using DVD-R recordable media. Amazon.com's standard return policy will apply.