28K views · 129 reactions | When a young mother vanishes, her trail goes cold. Until a shocking discovery reveals that history repeats itself. On the Case with Paula Zahn investigates tonight at 10/9c. | Investigation Discovery | Facebook

39K views · 187 reactions | A mother arrives home to have lunch with her teenage daughter and walks into a nightmare she will never forget. On the Case with Paula Zahn investigates tonight at 10/9c. | Investigation Discovery | Facebook

19K views · 135 reactions | A teenage girl disappears on her way to visit friends. As police retrace her last known movements they uncover a terrifying possibility, the 16-year-old may have been kidnapped by an international human trafficking ring. Join us for On the Case with Paula Zahn tonight at 10/9c. | Investigation Discovery | Facebook

Police must solve the murder of young mother who was savagely strangled to death in her bed, while her two young sons slept just steps away. Decades of investigation reveal an unthinkable betrayal of trust. Join us tonight at 10/9c for "On The Case With Paula Zahn" on ID | On the Case with Paula Zahn

Police must retrace a teenager's last known movements to find out when and where she crossed paths with her killer. On the Case with Paula Zahn begins Sunday at 10/9c. | Investigation Discovery

13K views · 201 reactions | August 26th, 2017. It was just hours...

This mother's relentless investigation of her daughter's disappearance leads police to a terrifying string of murders. On the Case with Paula Zahn begins tonight at 10/9c. | Investigation Discovery