The House on the Lake/The Sting Dateline NBC : Season 25 Episode 11

New York, 2001: Michele Harris, wife of millionaire car dealer Cal Harris, goes missing on 9/11/2001 but police can't find a body or a murder weapon. The case is featured on Dateline's 'The Mystery at Empire Lake.' Cal is charged with murder after four years. A mistrial is declared twice due to shocking circumstances. What verdict will the third trial bring? Florida, 2009: Dalia Dippolito plots to kill her husband Michael Dippolito. The police record the exchange with an informant after setting up a sting. She claims she and the informant, her former lover Mohammed Shihadeh, were acting in a video project in an ill-conceived attempt to get their own reality TV show. She makes the same claim about her husband. The men deny it. She's convicted in 2011 but wins an appeal. More surprises are in store for the re-trial.