David Leath is dead. His wife, Raynella Dossett Leath, says it's suicide. But Knox County Detective Perry Moyers is suspicious. This isn't the first time a husband of hers has died under curious circumstances.

If you’re thinking about suicide, are worried about a friend or loved one, or would like emotional support, the Lifeline network is available 24/7 across the United States. 1-88-273-TALK or 1-800-273-8255.