S2, E1: Ed Smart lived every parent's worst nightmare--the abduction of a child. But when Smart's 14-year-old daughter Elizabeth was kidnapped at knifepoint in 2002, the nightmare turned even more horrible when suspicion fell on Smart and his family themselves. Smart talks with William Shatner about the kidnapping, and the many bizarre twists and turns that the case took until Smart seized control and took over the investigation.