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A murder involving a family in Golden Valley, Minn., is chronicled. (Repeat).

A seemingly ideal Illinois family hide dark secrets. (Repeat).

A resident of Evergreen, Colo., is found strangled. (Repeat).

A family-owned cosmetics company is plagued by conspiracies, lies and violence. (Repeat).

Family members stand up to drug dealers in their neighborhood. (Repeat).

A woman takes it upon herself to learn what happened to her mother, who disappeared several decades earlier. (Repeat).

The investigation into the slaying of an elderly couple is stymied by inconclusive forensic evidence. Years later, however, a scientist discovers overlooked evidence, and makes scientific history in the process. (Repeat).

The death of a wrestler after a traffic altercation is investigated. (Repeat).

A 19-year-old woman was found dead in her car; the scene had been staged to appear to be suicide. During their investigation, police discovered the victim was involved in a love quadrangle, giving several people motive to kill. The killer's identity would be revealed by a piece of evidence found in a suspect's trash. [also marked as S9:E18] (Repeat).

A man disappears one year to the day after beginning an affair with his friend's wife. 15 years later, with the help of a metal detector, police found evidence which would prove what had happened, and who was responsible. (Repeat).

A student is found dead by a deserted highway and law enforcement has found little evidence. (Repeat).

Investigators suspect a man murdered his wife after he reports her missing several years after he made a similar report on his first wife. (Repeat).

A murder investigation involving a man found dead in the Colorado wilderness and a potential suspect, linked by muddy clothing. (Repeat).

Police hunt a serial arsonist in California. (Repeat).

A nurse's death is probed, and seed pods discovered on the victim change what appeared to be a car accident into a murder investigation. (Repeat).

Cases involving missing women are linked to a single suspect via DNA profiling and the efforts of a forensic artist. (Repeat).

Investigators search for the killer of an Alaska woman after her body is found wrapped in a sheet in a wooded area. (Repeat).

The news of a flight attendant's brutal murder prompted the son of a victim who had been killed five years earlier to contact police. The M.O. of both murders was remarkably similar, and analysis of the biological evidence from the crime scenes proved that these were serial killings. (Repeat).

A two-man shrimp boat sank when a fast-moving, violent storm struck the Louisiana coast. The captain drowned, and the deckhand was rescued fourteen hours later. He told the Coast Guard that the captain's foot had become entangled in the fishing nets; they tried frantically to free him, but they failed. The deckhand was considered a hero until the captain's body was found. Eventually, the public di

A woman takes it upon herself to learn what happened to her mother, who disappeared several decades earlier. (Repeat).

The investigation into the slaying of an elderly couple is stymied by inconclusive forensic evidence. Years later, however, a scientist discovers overlooked evidence, and makes scientific history in the process. (Repeat).

The death of a wrestler after a traffic altercation is investigated. (Repeat).

A 19-year-old woman was found dead in her car; the scene had been staged to appear to be suicide. During their investigation, police discovered the victim was involved in a love quadrangle, giving several people motive to kill. The killer's identity would be revealed by a piece of evidence found in a suspect's trash. [also marked as S9:E18] (Repeat).

A man disappears one year to the day after beginning an affair with his friend's wife. 15 years later, with the help of a metal detector, police found evidence which would prove what had happened, and who was responsible. (Repeat).

A student is found dead by a deserted highway and law enforcement has found little evidence. (Repeat).

Investigators suspect a man murdered his wife after he reports her missing several years after he made a similar report on his first wife. (Repeat).

A murder investigation involving a man found dead in the Colorado wilderness and a potential suspect, linked by muddy clothing. (Repeat).

Police hunt a serial arsonist in California. (Repeat).

A nurse's death is probed, and seed pods discovered on the victim change what appeared to be a car accident into a murder investigation. (Repeat).

Cases involving missing women are linked to a single suspect via DNA profiling and the efforts of a forensic artist. (Repeat).

Investigators search for the killer of an Alaska woman after her body is found wrapped in a sheet in a wooded area. (Repeat).

The news of a flight attendant's brutal murder prompted the son of a victim who had been killed five years earlier to contact police. The M.O. of both murders was remarkably similar, and analysis of the biological evidence from the crime scenes proved that these were serial killings. (Repeat).

A two-man shrimp boat sank when a fast-moving, violent storm struck the Louisiana coast. The captain drowned, and the deckhand was rescued fourteen hours later. He told the Coast Guard that the captain's foot had become entangled in the fishing nets; they tried frantically to free him, but they failed. The deckhand was considered a hero until the captain's body was found. Eventually, the public di

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

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

A woman finds her husband's body riddle with bullets, and the truth about their lives is revealed. (Repeat).

The story of Ruth Vosseler, whose estranged husband absconded with their two children in 1986. (Repeat).

A young mother vanishes from her new home in Arizona. (Repeat).

A young mother is attacked in her home and police believe it to be a hate crime. (Repeat).

A brazen assassination in a small Texas town is examined. (Repeat).

An attack on a Muslim couple is investigated. (Repeat).

A graduate student's new romance isn't what it appears to be. (Repeat).

When a wealthy real estate tycoon went missing, it appeared to be foul play. He had been aware that he was in danger. (Repeat).

The murder of an American tourist in a Mexican resort is investigated. (Repeat).

The investigation of the kidnapping of a prominent banker's wife led police on a wild goose chase, tracking down disgruntled bank customers and examining computer fonts. An unexpected discovery made by an entomologist resulted in a new suspect, and the realization that ordinary office equipment can leave behind extraordinary clues. (Repeat).

The case of Phoenix resident Scott Falater is related. In Jan. 1997, he stabbed his wife 44 times and was arrested for her murder. However, he claimed that he should not be held responsible for the death because he was sleepwalking at the time of the incident. (Repeat).

A house erupted in flames on a cold January night, killing one person and injuring another. The survivor blamed a kerosene heater but the evidence at the scene did not support her story, and she was charged with arson and murder. It would take a nationally known fire investigator to determine what happened, and who was responsible. (Repeat).

An investigation into the killings of two police officers in El Segundo, Cal., in 1957. (Repeat).

A man is killed while riding a bicycle, and a piece of plastic becomes a key clue to finding the vehicle that struck him. (Repeat).

When an elderly couple died in a suspicious house fire, their son became the prime suspect. The son insisted he was innocent; he said he tried to extinguish the fire by pouring water on it, but that only made it worse. Investigators turned to forensic science to determine if the fire had been set deliberately, or if it was an unfortunate accident. (Repeat).

A mother of two young children went missing and, less than a day later, her body was found. The evidence was little better than circumstantial, and the crime drifted to the bottom of the cold case files. Twenty years later, advances in technology enabled investigators to see the evidence in a new light, and discover it pointed directly to the killer. (Repeat).

When hunters reported finding a skull in a Texas canyon, police find bits of clothing, a woman's shoe, some small bones and a strand of hair. An anthropologist determined the victim was a Caucasian woman, and that she'd been stabbed repeatedly; a forensic artist reconstructed her face, the image was released to media and, eventually, police learned who she was. Now all they had to do was find her

A married couple decided to escape the cold of winter with a mini-vacation in Key West. The wife went missing, and police searched every square inch of the island; they found nothing but a pair of sandals which might have belonged to her. Then two important pieces of video surfaced, and investigators began to wonder if they should be searching for a missing person or a killer. (Repeat).

A woman apparently commits suicide, but doubt is raised by her final writings, a suspicious fire and other forensic evidence. (Repeat).

The murder of an Air Force sergeant's wife, whose body was found on a Philippines air base, is examined. Investigators use computer forensics to help search for the killer. (Repeat).

The explosion of a pickup truck, which killed the driver and injured a passenger, is investigated. (Repeat).

The death of an Air Force officer's wife, who had a high level of a sleeping aid in her system, is investigated. (Repeat).

The case of a Spokane boy who vanished and was found dead, is spotlighted. (Repeat).

The investigation of the kidnapping of a prominent banker's wife led police on a wild goose chase, tracking down disgruntled bank customers and examining computer fonts. An unexpected discovery made by an entomologist resulted in a new suspect, and the realization that ordinary office equipment can leave behind extraordinary clues. (Repeat).

The case of Phoenix resident Scott Falater is related. In Jan. 1997, he stabbed his wife 44 times and was arrested for her murder. However, he claimed that he should not be held responsible for the death because he was sleepwalking at the time of the incident. (Repeat).

A house erupted in flames on a cold January night, killing one person and injuring another. The survivor blamed a kerosene heater but the evidence at the scene did not support her story, and she was charged with arson and murder. It would take a nationally known fire investigator to determine what happened, and who was responsible. (Repeat).

An investigation into the killings of two police officers in El Segundo, Cal., in 1957. (Repeat).

A man is killed while riding a bicycle, and a piece of plastic becomes a key clue to finding the vehicle that struck him. (Repeat).

When an elderly couple died in a suspicious house fire, their son became the prime suspect. The son insisted he was innocent; he said he tried to extinguish the fire by pouring water on it, but that only made it worse. Investigators turned to forensic science to determine if the fire had been set deliberately, or if it was an unfortunate accident. (Repeat).

A mother of two young children went missing and, less than a day later, her body was found. The evidence was little better than circumstantial, and the crime drifted to the bottom of the cold case files. Twenty years later, advances in technology enabled investigators to see the evidence in a new light, and discover it pointed directly to the killer. (Repeat).

When hunters reported finding a skull in a Texas canyon, police find bits of clothing, a woman's shoe, some small bones and a strand of hair. An anthropologist determined the victim was a Caucasian woman, and that she'd been stabbed repeatedly; a forensic artist reconstructed her face, the image was released to media and, eventually, police learned who she was. Now all they had to do was find her

A married couple decided to escape the cold of winter with a mini-vacation in Key West. The wife went missing, and police searched every square inch of the island; they found nothing but a pair of sandals which might have belonged to her. Then two important pieces of video surfaced, and investigators began to wonder if they should be searching for a missing person or a killer. (Repeat).

A woman apparently commits suicide, but doubt is raised by her final writings, a suspicious fire and other forensic evidence. (Repeat).

The murder of an Air Force sergeant's wife, whose body was found on a Philippines air base, is examined. Investigators use computer forensics to help search for the killer. (Repeat).

The explosion of a pickup truck, which killed the driver and injured a passenger, is investigated. (Repeat).

The death of an Air Force officer's wife, who had a high level of a sleeping aid in her system, is investigated. (Repeat).

The case of a Spokane boy who vanished and was found dead, is spotlighted. (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).

Recently-divorced mom-of-three Ingrid Lyne meets a man online. But her date at a baseball game would be her last. The next day, Seattle residents and investigators are shocked by one of the most chilling crime. (Repeat).

A look at the mysterious case of Mike Williams, a man who disappeared on his wedding anniversary. (Repeat).

When Colorado soccer mom Paige Birgfeld suddenly vanishes, a small town is left on edge. As cops start to dig for clues, they make a shocking discovery, this devoted mom was living a secret double life. (Repeat).

After he's found dead in his bedroom, a pastor's twisted sex fantasies and dark secrets surface. (Repeat).

A successful lawyer, Mormon family man and father of five was shot down in cold blood in a Walgreens parking lot. But a closer look reveals a dirty office affair that turned into a dangerous game of Russian roulette. (Repeat).

A tattoo shop owner was found brutally murdered, naked on a massage table in his home. Evidence tells a story of a wild sex party gone wrong with a famous adult actress. (Repeat).

A highway patrolman was dispatched to what he thought would be a routine traffic accident until he looked in the car. While he had no formal training in forensic science, he had seen hundreds of accidents – but never as much blood as this. He was shocked by the coroner's ruling of accidental death, and then an anonymous phone call breathed new life into his investigation. (Repeat).

Two bodies are found in a California canal within a year, prompting investigators to search for a link in the cases. (Repeat).

A look at a genetic test that helped catch a killer, despite the fact that the suspect didn't fit the profile established by investigators. (Repeat).

An obstetrician's wife is murdered, and potential theories of the crime include a botched burglary, and a targeted attack by militant pro-life activists. (Repeat).

A young girl disappears. Police suspect that she is a runaway until her body turns up several days later, forcing authorities to change their approach. (Repeat).

A car accident that led to the death of a teen is investigated by forensic specialists, who suspect foul play. (Repeat).

The death of a woman is investigated after her body is found in her boyfriend's home in Michigan. (Repeat).

A series of murders in a New Mexico community is investigated. Clues include a cell phone and a shoe print. (Repeat).

The death of a young businesswoman is investigated by officials, including a toxicologist and a document examiner. (Repeat).

The murder of a dry cleaner is investigated, and an anonymous 911 caller is a suspect. (Repeat).

A man is found dead. Investigators initially think the victim was killed in a robbery, but the contents of the man's will lead to other suspects. (Repeat).

The disappearance of a woman last seen in a grocery-store parking lot in Colorado is investigated. The probe turns up bloody gloves and strange tire tracks. (Repeat).

Two men are convicted of shooting and killing a passenger in a moving car. Their friend is granted immunity for testifying against them, and the case is closed. Soon after, the witness' father is killed in a bomb attack. Investigators turn to forensic science to determine if this was an act of revenge and if there is a way to link the two deadly crimes. (Repeat).

The murder of a college student, who was found slain in his apartment, is investigated. (Repeat).

A seemingly clear-cut case of murder on a highway gets murky when someone seeks revenge. (Repeat).

When two women from the same town were murdered in the same way, police feared a serial killer was on the loose. At first they thought the victims had nothing in common until they found tiny clues linking them to the same man. (Repeat).

A look at a genetic test that helped catch a killer, despite the fact that the suspect didn't fit the profile established by investigators. (Repeat).

An obstetrician's wife is murdered, and potential theories of the crime include a botched burglary, and a targeted attack by militant pro-life activists. (Repeat).

A young girl disappears. Police suspect that she is a runaway until her body turns up several days later, forcing authorities to change their approach. (Repeat).

A car accident that led to the death of a teen is investigated by forensic specialists, who suspect foul play. (Repeat).

The death of a woman is investigated after her body is found in her boyfriend's home in Michigan. (Repeat).

A series of murders in a New Mexico community is investigated. Clues include a cell phone and a shoe print. (Repeat).

The death of a young businesswoman is investigated by officials, including a toxicologist and a document examiner. (Repeat).

The murder of a dry cleaner is investigated, and an anonymous 911 caller is a suspect. (Repeat).

A man is found dead. Investigators initially think the victim was killed in a robbery, but the contents of the man's will lead to other suspects. (Repeat).

The disappearance of a woman last seen in a grocery-store parking lot in Colorado is investigated. The probe turns up bloody gloves and strange tire tracks. (Repeat).

Two men are convicted of shooting and killing a passenger in a moving car. Their friend is granted immunity for testifying against them, and the case is closed. Soon after, the witness' father is killed in a bomb attack. Investigators turn to forensic science to determine if this was an act of revenge and if there is a way to link the two deadly crimes. (Repeat).

The murder of a college student, who was found slain in his apartment, is investigated. (Repeat).

A seemingly clear-cut case of murder on a highway gets murky when someone seeks revenge. (Repeat).

When two women from the same town were murdered in the same way, police feared a serial killer was on the loose. At first they thought the victims had nothing in common until they found tiny clues linking them to the same man. (Repeat).

A popular handyman in a New Hampshire town is found murdered. Investigators follow forensic clues to a shocking conclusion. (Repeat).

A young mother is murdered in a crowded parking lot in broad daylight. (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).

A string of fires plagues California, with one of them trapping four people inside. (Repeat).

Investigators look for an arsonist who sets devastating fires across California. Turns out, the man responsible is no other than Captain John Orr. (Repeat).

The authorities receive a tip about the suspect behind the rape and murder of women from 1987 to 1992 in the U.S.-Canadian border. (Repeat).

The authorities receive a tip about the suspect behind the rape and murder of women from 1987 to 1992 in the U.S.-Canadian border. (Repeat).

When college-aged women in Charlottesville, VA start missing, the search for answers leads authorities to local star athlete Jesse Matthew Jr. In a shocking story, two women are killed, but another survives to bring the murderer to justice. (Repeat).

When college-aged women go missing, the investigation leads authorities to a local star athlete. (Repeat).

The body of a young woman is found on a golf course in the Bahamas, and a patch of grass near the body may be a clue. (Repeat).

The death of a 16-year-old girl is investigated, and paint and wood chips become potential clues for authorities. (Repeat).

The police investigate the slaying of a disc jockey, whose body was found in a garden. (Repeat).

When a woman's husband was gunned down in his own garage by intruders, investigators worked tirelessly to find the assassins. But when they discovered that a wound sustained during the attack by the grieving widow may have been self-inflicted, they turned to science to help them unravel a twisted tale of lust, greed and deception. (Repeat).

Three seemingly unrelated deaths proved to be serial murders. The killer had been careful – he used poison which had no taste or odor. Fortunately for investigators, it also had a unique chemical signature. (Repeat).

The investigation of the murder of a man in his own bed turns up little evidence beyond a shoeprint in mud outside his home. (Repeat).