Lifetime's gripping true-life series "Vanished with Beth Holloway" examines America's unsolved cases as told to Holloway by the families who've been victimized by mysterious abductions or disappearances of loved ones and unspeakable crimes. Left with little hope, they turn to Holloway, who continues her tireless quest to uncover the mystery surrounding her own daughter Natalee's tragic 2005 disappearance.