The content originally appeared on: CNN CNN - Mercy Esther was eight years old when she left home. Raised by her grandmother in rural Tanzania, Mercy Esther and her siblings were born into poverty, sometimes without money for food, let alone schoolbooks. When their grandmother was approached with a job offer for Mercy Esther in Kenya, and the promise that money would be sent home, she accepted. The money could help Mercy Esther's siblings. They might have a better future. […]