Hide. There was a brief encounter with a stranger. On the train home she met this woman. Did that hold the answer . Shes talking about how someone has tried to assume her identity. A chilling case of a daughter in danger. Somebody was after her. Welcome to dateline. Im lester holt. She was beautiful, talented, trusting, sometimes trouble. A young woman from a prominent family finally grabbing the promise of life right up until the day she vanished. When the police seemed unable to find her, her family hatched a plan, an unusual strategy to solve the mystery. Heres keith morrison. It began on a bright morning in may. The palmetto slipped from its platform in Washington Union station and went down the eastern seaboard to charleston, south carolina. On board was a beautiful, tall, feisty red head named kate waring. A daughter of the south. Of a fine southern family, an often troubled woman, who sitting on this train was on the brink of something very good. And what is it about trains . Th