It was an unlikely union: a 23-year-old beauty and a 57-year-old real estate tycoon. The love affair would end with three people shot and one of them dead, in a bloody whodunnit. Dennis Murphy reports. Originally aired on NBC on June 27, 2008.

As a bonus for you, we’re sharing the trailer for Season 2 of Dateline: Missing in America. The chart-topping podcast series is back with a brand-new season and brand-new cases. Are you the key to solving a mystery? Correspondents Josh Mankiewicz, Andrea Canning and Keith Morrison report on...