Watch 48 Hours: Post Mortem

"48 Hours" correspondents Anne-Marie Green and Natalie Morales discuss the case of Jade Benning, who died after collapsing during a date night with Blaise Taylor. She had told friends and family that she was pregnant with his child. Blaise's family insists he had no motive to harm her, but Jade's best friend says she received a call from Jade the night of her collapse and says she overheard Jad...

"48 Hours" correspondents Natalie Morales and Anne-Marie Green discuss the 2022 murder of Savannah Tolbert. Found dead in her husband's car with a gun in her hand, Savannah's death raised questions from the start. They examine the evidence that helped investigators build their case.

In the season premiere of "48 Hours Post Mortem," correspondents Anne-Marie Green and Peter Van Sant discuss the brilliant undercover operation that used chewing gum to catch a killer in two cold cases. They reveal how Detective Susan Logothetti and her colleagues developed the ruse, what it was like to confront the murderer, Mitchell Gaff, and why he spent over two decades in a treatment cente...