In this Dateline classic, a wife and mother of three disappears without a trace. Could her home’s security cameras hold the key to solving the mystery? Dennis Murphy reports. Originally aired on NBC on May 8, 2016.

We’re sharing a special preview of the first episode of an all-new season of Dateline: Missing in America. Dateline’s Josh Mankiewicz tells the story of Kent Jacobs, a 41-year-old man with a developmental disability who went for a walk near his mother’s home in Hope Mills, North Carolina in...