20/20

When a young couple is found dead, police learn they were involved in an online feud and uncover a deadly catfishing scheme.

A teen girl vanishes after getting into an unknown vehicle. When the truth of her disappearance comes to light, the community is shocked by who is behind the violent plot.

It seemed like life in the small town of Selmer, Tennessee, revolved around the well-known and beloved church pastor Matthew Winkler. Matthew, along with his wife Mary and their three daughters, were seen as a perfect family — until parishioners discovered their pastor's body in the family's home, and Mary and the daughters were nowhere to be found.

When Tricia Todd, a young mother who recently relocated to Hobe Sound, Florida, failed to pick up her 2-year-old daughter from the babysitter, her family was instantly worried. Police conducted an extensive search, questioning a pastor who twice met Tricia during her evening walks on the beach, a local ventriloquist whom she was infatuated with, and her ex-husband Steven Williams. But when those leads seemed to go nowhere, authorities were left wondering— who would want a young mother dead?