Missing Pieces: What Happened to Sarah & Jacob Hoggle, Episode 2: The Search for Sarah & Jacob

In the second episode of the "What Happened to Sarah & Jacob Hoggle?" series, we hear from the top police investigator on the case, Montgomery County Police Capt. Darren Francke, and Catherine Hoggle's lawyer, criminal defense attorney David Felsen. We explore the facts of those first frantic hours after Catherine was found and pressed to tell detectives what happened to her children.

Missing Pieces: The Search for Alison Thresher Episode 6: Jim + Fernando

Nine years after Alison Thresher disappeared, her daughter Hannah has a frightening memory that is suddenly starting to make sense. Hannah contacts police - then faces her family. And what about that close friend of her father? Cold case detectives reveal what he told them about where Alison might be.

Missing Pieces: The Search for Alison Thresher Episode 5: The Laughing Heart

Time has passed, and Alison Thresher's family is realizing she's probably never coming back. We now know Alison was engaged in several emotional struggles just before she died. Hannah gets pulled into a shocking defense of a man accused of abuse and FOX 5's Melanie Alnwick discovers an eerie coincidence.

Missing Pieces: The Search for Alison Thresher Episode 4: A Cry in the Dark

Alison Thresher disappeared on May 24, 2000. For many months, it was a missing person's case - despite evidence that Alison would have never taken off on her own. New detectives on the case are convinced that Alison was murdered inside her apartment and that the suspect tried to set up the crime scene to make it look like a suicide. FOX 5's Melanie Alnwick takes us through the mistakes made in the initial investigation and evidence, which have never been released to the public before now.

Missing Pieces: The Search for Alison Thresher Episode 3: Everyone Has a Secret

We now know that Alison Thresher was trying to protect someone in the months before she vanished and many people were keeping secrets. Hannah Thresher, perhaps, was holding in the biggest secret of all. In an exclusive interview with FOX 5's Melanie Alnwick, she reveals a painful past - which leads to more questions about who wanted Alison Thresher gone.