A man goes overboard on a romantic sunrise cruise with his wife on Lake Coeur d'Alene in Idaho. Investigators begin to think his death may not have been an accident. Keith Morrison reports.
More episodes from "Dateline NBC"
The Family Secret
42:19In this Dateline classic, a traumatic secret tears a family apart after 27 years. Keith Morrison reports. Originally aired on NBC on April 2, 2010.
The Mystery on Horseshoe Drive
41:12In this Dateline classic, a man is shot and killed while picking up his daughter for a court-ordered visit. Rob Stafford reports. Originally aired on NBC on October 8, 2010.
When the Smoke Clears
42:03In this Dateline classic, a young woman is killed in her home. Detectives thought they knew who had killed her, but they had to prove it. And with help from the victim herself, they would. Keith Morrison reports. Originally aired on NBC October 23, 2009.
1:22:28Convicted Murder Drew Peterson speaks to Natalie Morales about the death of his ex-wife, Kathleen Savio, and the disappearance of his fourth wife, Stacy.
The Night Brianna Vanished
41:33In this Dateline classic, Police and FBI in Reno, Nevada search for a brazen criminal following the disappearance of college student Brianna Denison. Josh Mankiewicz reports. Originally aired on NBC on October 29, 2010.
The Doomsday Files
1:22:16New evidence, exclusive interviews, and an in-depth look at Lori Vallow and Chad Daybell, the Idaho couple charged in the murders of Lori’s children JJ & Tylee. Keith Morrison reports.
The Secrets in the Suitcase
39:41In this Dateline classic, Keith Morrison reports on the 1980 murder of Karin Strom that left detectives baffled, and heartbroken loved ones wondering if justice would ever be served. Originally aired on NBC on June 18, 2010.
Horror at the Lake
1:21:49Investigators desperately search for a killer after Florida teacher Denise Hallowell is found murdered. Dennis Murphy reports.
The Vanishing of Kristin Smart
40:36Josh Mankiewicz reports on the 1996 disappearance of Kristin Smart, and the latest developments following an arrest in the case.
Murdaugh: Power, Privilege, & Scandal
41:13Craig Melvin reports on the mysteries surrounding the powerful Murdaugh family of South Carolina.