In their book, A Special Kind of Evil: The Colonial Parkway Serial Killings, authors Blaine Pardoe and Victoria Hester wrote about Alan Wade Wilmer, Sr., who was the prime suspect in the 1988 disappearance and murders of Richard Keith Call and Cassandra Hailey. He was under police surveillance and fit the profile the F.B.I. had developed. An expert polygrapher administered a polygraph exam to Wilmer—and he passed. As a result he was cleared as a suspect.On January 8th, 2024, the Virginia State Police announced that through DNA, Alan Wade Wilmer Sr., who died in 2017, has been identified as the killer of David Knobling and Robin Edwards, who are extensively written about in A Special Kind of Evil, and for the killing of a nearby Hampton, Virginia woman in 1989, Teresa Lynn Howell.Blaine Pardoe joins me to discuss the latest developments in the Colonial Parkway serial killings; Alan Wade Wilmer Sr.; the F.B.I. agent who zeroed in on Wilmer—and what's next in the on-going Colonial Parkway murder investigation. A SPECIAL KIND OF EVIL: The Colonial Parkway Serial Killings and Alan Wade Wilmer Sr.—Blaine Pardoe