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A Mississippi family are plagued by dark secrets. (Repeat).

A murder involving a Mississippi couple is detailed. (Repeat).

A family-owned real-estate business becomes deadly. (Repeat).

A family's problems with envy and flirtation result in a deadly confrontation. (Repeat).

A troubled town is unnerved when a shallow grave unearths a body. (Repeat).

It's usually easy to determine how a criminal entered the crime scene. But in this case, it was far from clear. It looked like the killer vanished into thin air...and perhaps he had. (Repeat).

When a young fireman died from what appeared to be serious but undiagnosed heart disease, his family and friends were devastated but they had no proof of foul play. Then they learned that, six years earlier in a nearby town, a young police officer died in the same way. The men had one thing in common: at the time of their deaths, they were married to the same woman. (Repeat).

The 2005 murder of Christie Wilson, who disappeared after leaving a California casino, is recalled. Mario Flavio Garcia was convicted in 2006 of killing Wilson after meeting her at the casino and spending time drinking and gambling with her. (Repeat).

A woman is murdered in her home, and clues include a pair of eyeglasses and a shoeprint in a squashed tomato. (Repeat).

The investigation into a missing Texas school teacher is aided by an ATM transaction and a shoelace. (Repeat).

The mystery surrounding the 1993 slaying of Mia Zapata, the lead singer for the Seattle punk-rock band the Gits, is solved a decade later with DNA evidence. (Repeat).

The case of a missing Michigan State University student. (Repeat).

How unlucky could one man be? His wife had taken her own life, and his college sweetheart had killed herself in much the same fashion fourteen years earlier. Investigators had to determine if this was a bizarre coincidence, or an attempt to get away with murder... twice. (Repeat).

The 1996 murder of Connecticut resident Gayle Isleib, who was shot and killed in her driveway by coworker Tyrone Montgomery. Montgomery was sentenced to 60 years for the murder and received another five years for plotting to kidnap the victim. (Repeat).

The 1993 rape and murder of Janet Siclari, who was killed in New Jersey. Thomas Jabin Berry was convicted, and sentenced to two life terms. (Repeat).

A 13-year-old girl went missing from her Colorado home, and the only evidence the kidnapper left behind was three fingerprints on a window screen. Two years later, a latent print examiner, new to the county and the crime lab, changed the course of the investigation by sharing a little-known fact with his colleagues. (Repeat).

The 1991 murder of Myrtle Beach resident Heather Stigliano is recalled. The victim was killed by James Bernard Whipple during a robbery. (Repeat).

The 2001 murders of Texas residents Cammy Lynn Keleman and Dana Denise Feazell are investigated. (Repeat).

The 2004 murders of Leslie Mazzara and Adriane Insogna of Napa, Cal., are investigated. The women were stabbed to death as they slept in their home. Eric Matthew Copple, a co-worker of Insogna, pleaded guilty to the killings. (Repeat).

It's usually easy to determine how a criminal entered the crime scene. But in this case, it was far from clear. It looked like the killer vanished into thin air...and perhaps he had. (Repeat).

When a young fireman died from what appeared to be serious but undiagnosed heart disease, his family and friends were devastated but they had no proof of foul play. Then they learned that, six years earlier in a nearby town, a young police officer died in the same way. The men had one thing in common: at the time of their deaths, they were married to the same woman. (Repeat).

The 2005 murder of Christie Wilson, who disappeared after leaving a California casino, is recalled. Mario Flavio Garcia was convicted in 2006 of killing Wilson after meeting her at the casino and spending time drinking and gambling with her. (Repeat).

A woman is murdered in her home, and clues include a pair of eyeglasses and a shoeprint in a squashed tomato. (Repeat).

The investigation into a missing Texas school teacher is aided by an ATM transaction and a shoelace. (Repeat).

The mystery surrounding the 1993 slaying of Mia Zapata, the lead singer for the Seattle punk-rock band the Gits, is solved a decade later with DNA evidence. (Repeat).

The case of a missing Michigan State University student. (Repeat).

How unlucky could one man be? His wife had taken her own life, and his college sweetheart had killed herself in much the same fashion fourteen years earlier. Investigators had to determine if this was a bizarre coincidence, or an attempt to get away with murder... twice. (Repeat).

The 1996 murder of Connecticut resident Gayle Isleib, who was shot and killed in her driveway by coworker Tyrone Montgomery. Montgomery was sentenced to 60 years for the murder and received another five years for plotting to kidnap the victim. (Repeat).

The 1993 rape and murder of Janet Siclari, who was killed in New Jersey. Thomas Jabin Berry was convicted, and sentenced to two life terms. (Repeat).

A 13-year-old girl went missing from her Colorado home, and the only evidence the kidnapper left behind was three fingerprints on a window screen. Two years later, a latent print examiner, new to the county and the crime lab, changed the course of the investigation by sharing a little-known fact with his colleagues. (Repeat).

The 1991 murder of Myrtle Beach resident Heather Stigliano is recalled. The victim was killed by James Bernard Whipple during a robbery. (Repeat).

The 2001 murders of Texas residents Cammy Lynn Keleman and Dana Denise Feazell are investigated. (Repeat).

The 2004 murders of Leslie Mazzara and Adriane Insogna of Napa, Cal., are investigated. The women were stabbed to death as they slept in their home. Eric Matthew Copple, a co-worker of Insogna, pleaded guilty to the killings. (Repeat).

Stories from across the world and refreshing conversations. (New).

Stories from across the world and refreshing conversations. (New).

A mother of four goes missing prior to testifying against her abusive boyfriend. (Repeat).

The disappearance of a young mom from Austin, Texas, doesn't ring alarm bells for the police, who suspect she may be taking a break. Her family, however, fears the worst. (Repeat).

The disappearance of a worker at a Green Bay paper mill is investigated. (Repeat).

In Phoenix, a wave of late night sexual assaults appear to be the work of a serial rapist, who targets women in their own homes while they sleep. (Repeat).

The 1995 disappearance of three members of a wealthy Taiwanese family living in Virginia is investigated. (Repeat).

When Jamey Walker, a young woman with a bright future is kidnapped and murdered in the spring of 1981, her mother Eleanor dedicates the rest of her life to finding the killer in hopes of finding justice for Jamey. (Repeat).

The investigation into the execution-style murders of a psychiatrist and his adult son goes cold until, months later, an attempted armored car robbery unexpectedly sheds light on the case. (Repeat).

The exoneration of convicted murderer Roy Arthur Brown is examined. Brown was found guilty of the 1991 killing of New York social worker Sabina Kulakowski and sentenced to prison, based in part on bite marks found on the victim. However, DNA evidence would later prove that Brown was innocent. (Repeat).

The 2004 murder of Florida resident Cathy Lamb, who was bludgeoned to death with a tire iron in her home, is recalled. The victim's husband, Jeffrey Lamb, was convicted of the crime and given a life sentence. (Repeat).

The 1998 murder of Texas trial lawyer Leslie Vaughn, who was shot while sleeping. The victim's son Brian was convicted of murder and given a 33-year sentence. (Repeat).

The 1998 murder of Ohio resident Judith Johnson is recalled. Johnson's son-in-law, Clarence Elkins, was originally convicted of the crimes, but was exonerated by DNA evidence. (Repeat).

The 1984 murder of Middle Tennessee State student Laura Salmon, who was killed by numerous blows to the head. The victim's ex-boyfriend, David Kyle Gilley, was convicted of the murder after his DNA was found on a pair of men's jeans that were covering the vicitim's body. (Repeat).

The police target a murdered woman's husband as her killer until cell-phone records point to someone who has been close by during the investigation. (Repeat).

The 1969 murder of Texas resident Diane Maxwell Jackson, who was killed as she traveled to work, is recalled. James Ray Davis confessed to the killing in 2003 after police matched his fingerprints to those found at the crime scene. (Repeat).

The 2003 murders of Idaho residents Alan and Diane Johnson, who where shot in their Bellevue home, are recalled. The victims' daughter, Sarah, was convicted of killing the couple in a dispute about her boyfriend. (Repeat).

The 1995 murder of South Carolina hairdresser Dana Satterfield, who was found strangled in her beauty shop, is recalled. (Repeat).

The 1995 murders of Oregon residents Roxanne Ellis and Michelle Abdill are recalled. Robert James Acremant admitted to shooting the pair in a pickup truck, after trying to get money from them. (Repeat).

A human skeleton was discovered in the North Carolina marshlands and, when investigators learned she'd been dead for 18 months, they knew it would be difficult to find out who she was, much less who killed her. A forensic anthropologist was able to determine the victim's race, age and height, but it would take an inventive computer consultant to give her a face and a name. (Repeat).

The discovery of a bag aids police in solving a couple's murder. (Repeat).

A mobile-home fire leads to an investigation of a man's murder. (Repeat).

A missing security guard's body is found after 19 months, but leads run cold for 14 years until an investigator finds evidence on the victim's foot. (Repeat).

The 1981 strangulation murder of Chicago Heights resident Susan Schumake, a student at SIU (Carbondale). The crime remained unsolved for more than two decades until DNA evidence led to the conviction of Daniel Woloson. (Repeat).

In 2004, Mary Ann Clibbery was found brutally murdered in her Illinois business and investigators had to determine if this was a robbery gone wrong or a calculated murder. The evidence at the scene told police what happened and they got a huge break when evidence from the murder was found on top of a nearby frozen river. (Repeat).

The 1998 murder of Texas trial lawyer Leslie Vaughn, who was shot while sleeping. The victim's son Brian was convicted of murder and given a 33-year sentence. (Repeat).

The 1998 murder of Ohio resident Judith Johnson is recalled. Johnson's son-in-law, Clarence Elkins, was originally convicted of the crimes, but was exonerated by DNA evidence. (Repeat).

The 1984 murder of Middle Tennessee State student Laura Salmon, who was killed by numerous blows to the head. The victim's ex-boyfriend, David Kyle Gilley, was convicted of the murder after his DNA was found on a pair of men's jeans that were covering the vicitim's body. (Repeat).

The police target a murdered woman's husband as her killer until cell-phone records point to someone who has been close by during the investigation. (Repeat).

The 1969 murder of Texas resident Diane Maxwell Jackson, who was killed as she traveled to work, is recalled. James Ray Davis confessed to the killing in 2003 after police matched his fingerprints to those found at the crime scene. (Repeat).

The 2003 murders of Idaho residents Alan and Diane Johnson, who where shot in their Bellevue home, are recalled. The victims' daughter, Sarah, was convicted of killing the couple in a dispute about her boyfriend. (Repeat).

The 1995 murder of South Carolina hairdresser Dana Satterfield, who was found strangled in her beauty shop, is recalled. (Repeat).

The 1995 murders of Oregon residents Roxanne Ellis and Michelle Abdill are recalled. Robert James Acremant admitted to shooting the pair in a pickup truck, after trying to get money from them. (Repeat).

A human skeleton was discovered in the North Carolina marshlands and, when investigators learned she'd been dead for 18 months, they knew it would be difficult to find out who she was, much less who killed her. A forensic anthropologist was able to determine the victim's race, age and height, but it would take an inventive computer consultant to give her a face and a name. (Repeat).

The discovery of a bag aids police in solving a couple's murder. (Repeat).

A mobile-home fire leads to an investigation of a man's murder. (Repeat).

A missing security guard's body is found after 19 months, but leads run cold for 14 years until an investigator finds evidence on the victim's foot. (Repeat).

The 1981 strangulation murder of Chicago Heights resident Susan Schumake, a student at SIU (Carbondale). The crime remained unsolved for more than two decades until DNA evidence led to the conviction of Daniel Woloson. (Repeat).

In 2004, Mary Ann Clibbery was found brutally murdered in her Illinois business and investigators had to determine if this was a robbery gone wrong or a calculated murder. The evidence at the scene told police what happened and they got a huge break when evidence from the murder was found on top of a nearby frozen river. (Repeat).

Stories from across the world and refreshing conversations. (Repeat).

Stories from across the world and refreshing conversations. (Repeat).

Manu Raju leads an in-depth conversation on the week's most important political storylines, with a diverse set of analysts and news-making interviews. (Repeat).

Crystal McDowell disappears as Hurricane Harvey rocks Houston, Texas. (Repeat).

Former model Samira Frasch was living a life of extravagance until tragedy struck. The mother of two was found dead at the bottom of her swimming pool with both her children missing from the home. (Repeat).

Beautiful aspiring cosmetologist Shannon Graves is found dismembered in a padlocked freezer. But when another woman is spotted driving her car, going into her apartment, detectives discover a chilling cover-up. (Repeat).

Successful doctor and mom of two, Teresa Sievers, is found bludgeoned to death in her kitchen after returning home from a family vacation. Forensics and surveillance video lead investigators across state lines to shocking evidence. (Repeat).

Sex and murder are often tied together in criminal investigations; and detectives uncover dirty secrets, scandalous sex affairs, online sex addictions, jealousy, and stunning twisted fantasies when looking for motives for murder. (Repeat).

Sex and Murder are often tied together in criminal investigations. In this series, detectives uncover dirty secrets, scandalous sex affairs, online sex addictions, jealousy and stunning twisted fantasies when looking for motives for murder. (Repeat).

In 2006, Texas real estate agent Sarah Anne Walker was found brutally murdered in a model home. Weeks later, a witness came forward who may have seen the killer and police used forensic hypnosis to help him recall every detail of the man's appearance. His description was used to create a composite sketch, which police used to draw the killer out of hiding. (Repeat).

Officials investigate the shooting death of a Minnesota father by focusing on a mysterious set of footprints in snow, presumably left by the killer. (Repeat).

A politician's suspicious death is probed. (Repeat).

A robbery that ended in murder. (Repeat).

A bloody crime scene yields few clues until a suspect provides details about a dancer who hears voices in her head. (Repeat).

Evidence found on a bridge shows that a woman's apparent suicide was actually murder. (Repeat).

A construction foreman is killed and DNA evidence steers the police from an obvious suspect to an unlikely one. (Repeat).

In 2000, Judy Southern arrived home from work and was shot by a gunman waiting within. Her husband Allen arrived shortly afterwards, called 911 to report his wife had been shot and drove her to the hospital. She died on arrival and the investigation focused on her husband Allen, but forensic analysis and a suicide note found at the scene pointed to the killer. (Repeat).

In 1986, Gary Dale Larson was stabbed to death in his Edmond, OK, home and then the killer sexually assaulted Larson's girlfriend Janet Haynes. Hayne's story seemed farfetched: The perpetrator was wearing only underwear and gloves broke into the house, stabbed Larson to death, then raped and terrorized her for hours afterwards. But, the evidence at the scene supported her story, and investigators

A man's claim that a stranger killed his mother is doubted by the police. (Repeat).

The police search for a woman and her child, who were abducted during a carjacking. (Repeat).

Running shoes and a cell phone shed light on a cold case involving a college student's abduction and murder. (Repeat).

A young woman is found dead in her apartment. There's little evidence at the scene, leads don't pan out and the case turns cold... until police discover a link between their prime suspect and an unsolved murder committed six years earlier in different state. (Repeat).

Police suspect foul play in the case of a missing college student after they find blood in her boyfriend's bedroom. (Repeat).

The hunt is on for a serial rapist in Texas. (Repeat).

A distinctive button is found at a murder scene, and officers search for the shirt's owner. (Repeat).

A politician's suspicious death is probed. (Repeat).

A robbery that ended in murder. (Repeat).

A bloody crime scene yields few clues until a suspect provides details about a dancer who hears voices in her head. (Repeat).

Evidence found on a bridge shows that a woman's apparent suicide was actually murder. (Repeat).

A construction foreman is killed and DNA evidence steers the police from an obvious suspect to an unlikely one. (Repeat).

In 2000, Judy Southern arrived home from work and was shot by a gunman waiting within. Her husband Allen arrived shortly afterwards, called 911 to report his wife had been shot and drove her to the hospital. She died on arrival and the investigation focused on her husband Allen, but forensic analysis and a suicide note found at the scene pointed to the killer. (Repeat).

In 1986, Gary Dale Larson was stabbed to death in his Edmond, OK, home and then the killer sexually assaulted Larson's girlfriend Janet Haynes. Hayne's story seemed farfetched: The perpetrator was wearing only underwear and gloves broke into the house, stabbed Larson to death, then raped and terrorized her for hours afterwards. But, the evidence at the scene supported her story, and investigators

A man's claim that a stranger killed his mother is doubted by the police. (Repeat).

The police search for a woman and her child, who were abducted during a carjacking. (Repeat).

Running shoes and a cell phone shed light on a cold case involving a college student's abduction and murder. (Repeat).

A young woman is found dead in her apartment. There's little evidence at the scene, leads don't pan out and the case turns cold... until police discover a link between their prime suspect and an unsolved murder committed six years earlier in different state. (Repeat).

Police suspect foul play in the case of a missing college student after they find blood in her boyfriend's bedroom. (Repeat).

The hunt is on for a serial rapist in Texas. (Repeat).

A distinctive button is found at a murder scene, and officers search for the shirt's owner. (Repeat).

A healthy, young mother mysteriously dies after a minor traffic accident triggering an investigation to find out what caused of her death. (Repeat).

A body was found in a watery grave. (Repeat).

Get the latest news, weather updates, and sports analysis on CNN News Central. Stay informed with all the top stories of the day. (Repeat).

Get the latest news, weather updates, and sports analysis on CNN News Central. Stay informed with all the top stories of the day. (Repeat).

Get the latest news, weather updates, and sports analysis on CNN News Central. Stay informed with all the top stories of the day. (Repeat).

Sammy "The Bull" Gravano was the right-hand man to mafia kingpin, John Gotti. He carried out multiple murders. After his arrest, he broke the sacred oath of silence and cut a deal with the government, testifying against his former boss. (Repeat).

Sammy "The Bull" Gravano was the right-hand man to mafia kingpin, John Gotti. He carried out multiple murders. After his arrest, he broke the sacred oath of silence and cut a deal with the government, testifying against his former boss. (Repeat).

In the fall of 1977, bodies of young women begin piling up in LA. Almost all of the victims are nude, discarded on hillsides showing signs of torture. It is nearly a year before two murders 1200 miles away uncover the Hillside Stranglers. (Repeat).

In the fall of 1977, bodies of young women begin piling up in LA. Almost all of the victims are nude, discarded on hillsides showing signs of torture. It is nearly a year before two murders 1200 miles away uncover the Hillside Stranglers. (Repeat).

Samantha Koenig was closing shop in Anchorage, Alaska, when a man known in the community as a business owner and caring father, approaches. After kidnapping Samantha, an intense manhunt took authorities on a cross country investigation. (Repeat).

Samantha Koenig was closing shop in Anchorage, Alaska, when a man known in the community as a business owner and caring father, approaches. After kidnapping Samantha, an intense manhunt took authorities on a cross country investigation. (Repeat).

A woman disappears after church services, leaving behind a car with no gas and a missing emergency fuel can. When her body is found days later, the search begins for her abductor, who is thought to be driving a van. (Repeat).

Police hunt for the killer of a girl found dead in Washington after going missing on the Fourth of July. (Repeat).

Two murders in a South Carolina community are investigated. (Repeat).

The case of a serial rapist is examined. (Repeat).

A baseball bat proves helpful in the investigation of a Kentucky businessman's shooting death. (Repeat).

The investigation of a mother's tragic fall while vacationing with her family. (Repeat).