"Witness: The Kidnapping of Patty Hearst" chronicles the two-year search for the kidnapped heiress Patty Hearst, through the eyes and words of those who lived it."Witness: The Kidnapping of Patty Hearst" chronicles the two-year search for the kidnapped heiress Patty Hearst, through the eyes and words of those who lived it."Witness: The Kidnapping of Patty Hearst" chronicles the two-year search for the kidnapped heiress Patty Hearst, through the eyes and words of those who lived it.