Texas investigators discovered the body inside a charred vehicle wasn't Clayton Daniels, as they had suspected. It was, in fact, a woman.
When California detectives investigated Rachel Winkler's death, they found her husband’s first wife also died violently and mysteriously.
One of Dr. Martin MacNeil's daughters, a medical school student, suspected that her father was involved in her mom’s death.
David Mead claimed his wife, Pamela, had slipped and drowned in their koi fish pond after recovering from bunion surgery. The truth, investigators learned, was far more sinister.