On a sunny afternoon in February of 1991, Dan Willoughby sent his three children into the bedroom of their Rocky Point, Mexico condo knowing exactly what they would find: their mother, Trish, on a blood-soaked bed, her head caved-in by a ten-pound metal ball. A DEPRAVED SECRET LIFE Though Mexican authorities allowed Willoughby to return to the United States, his outraged in-laws pushed Arizona authorities to charge him with the killing. It wasn't...