A nearly 30-year-old cold case in North Dakota is the newest subject of regional true crime investigative podcast Dakota Spotlight. Introducing "Vanishing Act: The Untold Story of Kristin Joy Diede and Bob Anderson." Kristin Diede and Bob Anderson drove from Minnesota to North Dakota on a weekend in August 1993, then vanished, with a key piece of evidence later turning up in South Dakota. Authorities believe they were murdered. But there's a lot beneath the surface in this cold case, as Dakota Spotlight will reveal in this live investigation.