Responding to a call at an Iowa farmhouse, police discover Karina Cooper sitting on her husband's blood-covered body in his recliner. In the aftermath of his murder, rumors sweep through the small town, but detectives must uncover whether the talk is gossip or a crucial clue.

INTERVIEWS WITH: Ryan Cooper's brother Aaron Cooper and sister Michelle Wilson, friends of the couple Ashton Wilson, Jamie and Carmen Earhart and Kirstie Seda, Detective Trevor Killian, Sheriff Casey Schmidt and others. 

When Tom Perez Jr.'s father fails to return home after a quick trip to check his mail, Tom Jr. calls police for help — only to find himself the focus of their investigation. He would ultimately spend more than 24-hours speaking with police, an ordeal that pushed him to the brink and raised urgent questions about what can happen inside an interrogation room. Then, a stunning revelation upends the case. 

INTERVIEWS WITH: Perez family friend Carl Peraza, Community Service Officer Joanna Pina, Detectives David Jenusz and Kyle Guthrie, and others.

In rural Wisconsin, a couple is found stabbed to death at home. Thirty years later, the daughter of one of the original suspects comes forward, reigniting the case. Keith Morrison reports.

Investigators discover a car engulfed in flames in a remote wooded area near the Blue Mountains; when first responders pull the body of a local mother from the wreckage, the question arises: was the crash an accident, or something far more sinister?

The disappearance of a mother of five sends shockwaves through the picturesque town of Bardstown, Kentucky, which witnesses five murders in four years; frustrated with stalled progress, her family takes the investigation into their own hands.

When the wife of a Florida kidney doctor reports a burglary from their waterfront mansion, authorities arrive to find the doctor dead at the bottom of the stairs; investigators discover a connection to the murder of another doctor decades earlier.

The latest chapter in the 2014 murder of Florida State law professor Dan Markel takes viewers inside the case of a wealthy Florida family tied to an elaborate murder-for-hire plot;

The quiet community of Chevy Chase, Maryland is shaken when wife and mother Leslie Preer is found murdered in her shower. Detectives find plausible suspects quickly, but without evidence the case goes cold until a surprising lead unmasks the killer two decades later.

INTERVIEWS WITH: Leslie's siblings and daughter Lauren Preer, Montgomery County Police Officer Jim Barnett, Detectives Ed Golian, Tara Augustin and Alyson Dupouy, Leslie's boss Brett Reedy and others

A group of conspirators, including a self-proclaimed Nepalese prince, defraud and kill a retired art collector and legendary Palm Springs socialite in one of the longest and most expensive missing-persons investigations in California history.

When acupuncturist Jon Tokuhara is shot dead in his clinic, investigators uncover a tangled love life and several persons of interest -- until security video reveals an unexpected suspect.

During the two-hour broadcast, correspondent Josh Mankiewicz reports on the murder of Colorado mother Kristil Krug. As investigators initially think the case is pointing to an obvious suspect, they uncover an elaborate plot that turns everything upside down.

A teacher's aide fails to return to work following a nor'easter; days later, she is found dead.

Days after landing the biggest audition of her acting career, newlywed Shannon Madill Burgess fails to show up for a family gathering, leaving her loved ones in a panic. As investigators dig deeper, unsettling details emerge that change the direction of the investigation.

When Angela Craig, a healthy mother of six, dies suddenly after an apparent medical illness, her community is stunned. As investigators dig deeper, suspicion shifts to her husband James – a respected local dentist and member of the LDS church.

Center of the Storm will unpack the high-stakes trial, including the key testimonies and pivotal moments that ignited international headlines. Dateline has reported on this case since the beginning, previously sitting down with Read.

Center of the Storm features an extensive interview with lead investigator and former Massachusetts State Trooper Michael Proctor.

A quiet North Dakota college town is left in fear after 22-year-old student Mindy Morgenstern is found murdered in her off-campus apartment. Detectives investigate neighbors, friends and boyfriends before they discover the killer hiding in plain sight.

INTERVIEWS WITH: Larry and Eunice Morgenstern, Jason and Rebecca Young, former North Dakota Bureau of Criminal Investigation Agent Mark Sayler, Prosecutor Jonathan Byers, and more.

Ahead of the Sean Combs trial, Josh Mankiewicz reports on Combs's life and the events that triggered a five-count federal indictment that includes racketeering and sex trafficking.

Exclusive new details about the investigation into the murders of four University of Idaho students are revealed; featuring never-before-reported evidence that investigators say track the accused killer's movements.

A beloved Staten Island teacher is found dead in the home she shared with her husband; an unknown number in her cell phone leads investigators to reveal troubles in her seemingly idylliclife - and to ultimately unearth her killer.

Beloved 18-year-old college student Anita Knutson is found stabbed to death in her apartment. The case takes nearly eighteen years and the undying commitment of friends, family, and investigators to reach resolution.

West Virginia pharmacist Natalie Cochran is left widowed after her 38-year-old husband Michael suddenly dies. Their closeknit neighborhood rallies around Natalie and her two young children until troubling details emerge regarding the couple's new business venture.

Jasmine "Jazzy" Pace mysteriously vanishes, missing her family's Thanksgiving dinner. Determined to track her down, her family takes matters into their own hands, pursuing every digital clue she left behind. 

A girl returns home from school to find her father, celebrity hairdresser Fabio Sementilli, brutally murdered in their backyard. A neighbor's security camera helps investigators identify unlikely suspects as the murder captivates not just Hollywood, but the country. 

A college student home for the summer goes missing while jogging; her closeknit Iowa town comes together to search for her until investigators discover security camera video that reveals a critical clue. 

Kansas couple Mike Sisco and Karen Harkness are found dead by their parents before a family fish fry in 2002. A years-long search for evidence and three criminal trials over two decades reveal strained dynamics within one victim's family.

INTERVIEWS WITH: Mike Sisco's mother Carol Sisco, daughter Hailey Seel, sister Cathy Boots and brother-in-law Mark Boots; Karen Harkness' daughter Erin Harkness Sutton and son Chad Harkness; Fmr. Topeka police Sgt. Richard Volle; Shawnee County District Attorney Mike Kagay; and others.

The unexplained death of a beloved chiropractor becomes a criminal investigation when authorities discover she'd been poisoned; nearly a decade after the murder, a court makes a dramatic decision about the young woman at the heart of the case.

A middle school art teacher is shot to death in the home she shared with her husband; new evidence and testimonies poke holes in the story of a harmonious three-way affair between the couple and a mutual friend. 

In her first TV interview, convicted murderer Lori Vallow Daybell speaks to Dateline correspondent Keith Morrison. In the exclusive sit down, Lori maintains her innocence after she and her husband Chad Daybell were found guilty of murdering her children, JJ and Tylee. Chad was also found guilty of murder and conspiracy in the death of his previous wife Tammy and Lori was found guilty of conspiring to kill Tammy.

After 25-year-old Chantay Blankinship's remains are found at an abandoned building that locals call the Haunted House, investigators sort through dead-end leads until a stunning confession during a church service changes everything.

The murders of teenagers Abby and Libby in their close-knit hometown of Delphi, Indiana spark worldwide headlines. The high-profile case takes a stunning twist after detectives reveal Libby captured a video of the killer shortly before her death - a crucial piece of evidence that helps police track down the murderer. During the two-hour Dateline, correspondent Andrea Canning speaks with insiders in the case, including the defense attorneys for the killer.

Return to the Lake, provides an exclusive inside look at the case that riveted the country, through in-depth interviews with Susan Smith's defense attorney, David's current wife, and the Chief of SLED, as well as rarely heard interrogation audio of Susan from the initial investigation. Friday's broadcast is a continuation of Dateline's decades-long reporting on Smith, who recently was denied parole in November. 

During "Under the Bay Bridge," San Francisco Police Sergeant Brent Dittmer reveals that his team chose not to publicly dispute any theories that Lee was a victim of a robbery,  even though he believed early on that the person responsible for Lee's murder wasn't after his money. He tells Mankiewicz, "If that's the story people are gonna run with, that is an advantage for us because the people who are responsible, we don't want to know what we know." He continued, "Let everybody think that this is whatever's on Twitter at that time. We'll work on what actually happened."

 Lee's former wife also had a hard time believing he was robbed, explaining, "Had Bob been approached by someone that was trying to mug him, he would've given him, them, the shirt off his back, his wallet, his keys, his clothes. He would've said, ‘Hey, man, let me buy you a meal. Please don't hurt me.'"

An elderly socialite is reported missing from her stately New York City brownstone. When Sante Kimes and her son Kenny are arrested, an investigation reveals decades of crime, deception and murder that captivated the nation.   

INTERVIEWS WITH: Kenny Kimes, Kenny's half-brother Kent Walker, Kent's high school girlfriend Rhonda Martin, Detectives Thomas Hovagim, Bill Cox, and Ed Murray, Private Investigator John Doty, TV Producer Maria Zone, Ken Holmgren, son of Sante Kimes' suspected murder victims

When young father Rob Limon is murdered at work, the investigation uncovers deep secrets about sex, friendship, religion and family. Sunday's broadcast explores the twisted case featured in Dateline's #1 podcast, Deadly Mirage.

After Gary "Big Daddy" Farris mysteriously disappears, his family discovers his remains on their sprawling 10-acre estate. An investigation reveals a family deeply divided by jealousy and greed, but did one of them kill Big Daddy?