Without a Trace - Season 1 Episode 7

Abby Buckman, the toddler daughter of an assistant district attorney, goes missing while in the park with her nanny. The team investigate every aspect of her parent's lives in a bid to uncover a motive for the disappearance, but they keep hitting a brick wall. After a red herring ransom call, they discover evidence that suggests Abby may not have been the real target of the kidnapper.