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 perplexing missing person cases brought to Dateline’s attention by our social media followers. Each episode focuses on one person’s story, as told by those left behind. Listen carefully to the details, descriptions and clues offered by family, friends and investigators. Something you hear might jog a memory that could help authorities crack a case. Join us for the first two episodes on May 30th and make sure to follow Dateline: Missing in America here: https://link.chtbl.com/mias2_fdlw

Keith Morrison reports the latest on the investigation into the case that caught the world’s attention — the murders of four college students in Moscow, Idaho.UPDATE: On May 22, 2023 a judge entered not guilty pleas on all murder charges on behalf of Bryan Kohberger as the defense stood silent.

When a Kentucky man is convicted of murdering his co-worker, it appears the mystery is solved until a stunning disclosure years later turns the closed case upside-down. Josh Mankiewicz reports on the new trial that had both sides of the courtroom bracing for what would come next. Originally aired on NBC on June 28, 2019.

Keith Morrison returns to Idaho for the latest in the Lori Vallow Daybell case, revealing details from inside the courtroom on key evidence and powerful witness testimony that led to a verdict.