Who Is the Real Author of 'Argylle'?

It turns out, Taylor Swift is not the secret author of the best-selling spy novel turned-movie “Argylle.” Swift fans were convinced their idol was Elly Conway, author of the book. Now, the real writer is coming forward. Best-selling spy novelist Terry Hayes co-wrote the book with Tammy Cohen. "To string all of these things together and come up with that solution, I thought was pretty wild," says Hayes.