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

In the Houston heat, a lawyer and his large family enjoy the high life, but one member gets too greedy and sparks a multi-generational war that ends in murder. It takes an entire police force and one sexy sleuth to uncover the truth. (Repeat).

A member of a tight knit, religious family washes up on the banks of a Virginia swamp. (Repeat).

Financial issues and an unwanted pregnancy push a family over the edge. (Repeat).

A murder in a friendly town shocks the nation. (Repeat).

A family member is brutally murdered by one of their own. (Repeat).

With no forensic evidence inside a murder scene, investigators were baffled. But they suspected that the victim's dog, had witnessed the crime. If she had, forensic scientists would've had some way to find out, what the dog had seen. (Repeat).

A young TV news producer is raped and murdered in her apartment. Police identify two suspects, but both are cleared of any wrongdoing. The case stalls for more than a year, and then investigators turn to Virginia's DNA Databank which houses profiles of more than 8,000 convicted felons, and is the first of its kind in the nation. Comparing the crime scene evidence with the Databank profiles results

The police investigate the shooting of a homicide detective's wife; the officer claims his wife shot herself by accident. (Repeat).

For years, a woman suffered from what appeared to be the unpleasant side effects of lithium, a drug prescribed to treat bipolar disorder. Her search for help led her to numerous doctors and hospitals, and resulted in a 4000-page medical file. When she died, investigators had to determine if her death was due to natural causes, suicide, or murder. (Repeat).

A woman is found dead in a ravine near a jogging path. Crucial crime scene evidence had been washed away by severe thunderstorms. Twice, the trail turned cold. Then, almost 20 years later, an old hat and a chip of stainless steel no longer than a fingernail brought the killer to justice. (Repeat).

The investigation into the murder of an 11-year-old girl, who had been missing for 10 days, is recounted. (Repeat).

A sexual-abuse victim's death is investigated. (Repeat).

For six years, a serial killer prowled the streets of New York City. He wrote letters to police and The New York Post, indicating he would kill twelve people, one for each astrological sign. Forensic astronomy, handwriting analysis, and DNA extracted from the flap of an envelope gave investigators a profile of the killer, and a stroke of luck enabled them to find him. (Repeat).

A possible suicide is investigated. (Repeat).

A dormant investigation into a young woman's murder is reopened. The police rely on a diary, a child's memory and a forensic psychologist to break the case. (Repeat).

The investigation into the apparent suicide of a retired police officer takes an unexpected turn when the medical examiner rules the death a homicide. (Repeat).

Karen Slover, 23, model and mother, is killed in 1996. Thanks to a forensic geologist, the police may now be able to solve the puzzling IL case after many years. (Repeat).

With no forensic evidence inside a murder scene, investigators were baffled. But they suspected that the victim's dog, had witnessed the crime. If she had, forensic scientists would've had some way to find out, what the dog had seen. (Repeat).

A young TV news producer is raped and murdered in her apartment. Police identify two suspects, but both are cleared of any wrongdoing. The case stalls for more than a year, and then investigators turn to Virginia's DNA Databank which houses profiles of more than 8,000 convicted felons, and is the first of its kind in the nation. Comparing the crime scene evidence with the Databank profiles results

The police investigate the shooting of a homicide detective's wife; the officer claims his wife shot herself by accident. (Repeat).

For years, a woman suffered from what appeared to be the unpleasant side effects of lithium, a drug prescribed to treat bipolar disorder. Her search for help led her to numerous doctors and hospitals, and resulted in a 4000-page medical file. When she died, investigators had to determine if her death was due to natural causes, suicide, or murder. (Repeat).

A woman is found dead in a ravine near a jogging path. Crucial crime scene evidence had been washed away by severe thunderstorms. Twice, the trail turned cold. Then, almost 20 years later, an old hat and a chip of stainless steel no longer than a fingernail brought the killer to justice. (Repeat).

The investigation into the murder of an 11-year-old girl, who had been missing for 10 days, is recounted. (Repeat).

A sexual-abuse victim's death is investigated. (Repeat).

For six years, a serial killer prowled the streets of New York City. He wrote letters to police and The New York Post, indicating he would kill twelve people, one for each astrological sign. Forensic astronomy, handwriting analysis, and DNA extracted from the flap of an envelope gave investigators a profile of the killer, and a stroke of luck enabled them to find him. (Repeat).

A possible suicide is investigated. (Repeat).

A dormant investigation into a young woman's murder is reopened. The police rely on a diary, a child's memory and a forensic psychologist to break the case. (Repeat).

The investigation into the apparent suicide of a retired police officer takes an unexpected turn when the medical examiner rules the death a homicide. (Repeat).

Karen Slover, 23, model and mother, is killed in 1996. Thanks to a forensic geologist, the police may now be able to solve the puzzling IL case after many years. (Repeat).

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

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

A series featuring behind-the-scenes looks at criminal investigations. First up: A mentally ill mother is murdered. (Repeat).

A well-known Ivy League professor's wife is killed; a Phoenix postman is accused of murder. (Repeat).

A woman discovers that her husband is a polygamist and con artist; a man's wife turns up dead. (Repeat).

A German national pretends to be a wealthy and influential American; a rape victim's testimony leads to an innocent man being jailed. (Repeat).

The shooting of a Florida couple is investigated. (Repeat).

A man disappears while on a camping trip. (Repeat).

A Silicon Valley mother disappears mysteriously. (Repeat).

Two different men called police to report the same murder of a young woman. When the case's other anomalies stall the police, a few tiny seeds and a discarded candy wrapper help expose the killer. [also marked as S8:E20] (Repeat).

A mysterious death in Mexico is investigated by the victim's insurance company. (Repeat).

The police investigate a pipe-bomb incident that took the life of a young man and injured his mother. (Repeat).

A mysterious murder is investigated; and law-enforcement officers race against time to catch the suspect before he flees across state lines. (Repeat).

A woman who was known to have suffered from depression seemingly took her own life. But her sister told police that, a year before her death, she said if anything were to happen to her, there would be a note in the china cabinet. Police read the note and found the killer. Originally aired as Season 11, Episode 7. (Repeat).

A double shooting at a boathouse is investigated. A forensic geologist uses soil samples to connect a suspect to the location, and cell-phone calls and shell casings further the evidence against the suspect. (Repeat).

The hit-and-run death of a woman seems to be an open-and-shut case once the police hone in on the victim's boyfriend. However, a serial murderer's confession changes that. (Repeat).

A high school gym teacher gives his friend a ride home but never returns; his wife and friend received letters saying he started a new life, but they suspect foul play despite no body being discovered. A closer forensic look at those letters, and a microscopic piece of tissue, gave investigators an entirely different explanation for where he went and why. [also marked as S8:E27] (Repeat).

An audiotape of a murder is analyzed to determine if it occurred in self-defense, as the suspect claims, or was a premeditated event. (Repeat).

A computer database crash at a manufacturing company is investigated. (Repeat).

Investigators try to determine what caused a 1983 crash involving Secret Service agents for England's Queen Elizabeth II and a police officer near Yosemite National Park. (Repeat).

In 1993, Amtrak experienced the deadliest train crash in U.S. history. The clues to the cause of the crash lay etched in twisted steel. (Repeat).

A London fire that killed 31 people is investigated. (Repeat).

The 1986 investigation into the murder of 20-year-old Seattle resident Carrie Love is spotlighted. After her body was found on the roadside, the police honed in on a suspect---but his alibi appeared solid. By studying tire tracks found at the scene, however, investigators were able to nab the culprit. (Repeat).

The shooting death of woman who was killed while walking in the woods is investigated. (Repeat).

The police investigate the death of a woman in Alaska whose body was found by a roadside. Although a murder weapon is recovered, scant evidence leaves investigators stumped. (Repeat).

The police investigate a pipe-bomb incident that took the life of a young man and injured his mother. (Repeat).

A mysterious murder is investigated; and law-enforcement officers race against time to catch the suspect before he flees across state lines. (Repeat).

A woman who was known to have suffered from depression seemingly took her own life. But her sister told police that, a year before her death, she said if anything were to happen to her, there would be a note in the china cabinet. Police read the note and found the killer. Originally aired as Season 11, Episode 7. (Repeat).

A double shooting at a boathouse is investigated. A forensic geologist uses soil samples to connect a suspect to the location, and cell-phone calls and shell casings further the evidence against the suspect. (Repeat).

The hit-and-run death of a woman seems to be an open-and-shut case once the police hone in on the victim's boyfriend. However, a serial murderer's confession changes that. (Repeat).

A high school gym teacher gives his friend a ride home but never returns; his wife and friend received letters saying he started a new life, but they suspect foul play despite no body being discovered. A closer forensic look at those letters, and a microscopic piece of tissue, gave investigators an entirely different explanation for where he went and why. [also marked as S8:E27] (Repeat).

An audiotape of a murder is analyzed to determine if it occurred in self-defense, as the suspect claims, or was a premeditated event. (Repeat).

A computer database crash at a manufacturing company is investigated. (Repeat).

Investigators try to determine what caused a 1983 crash involving Secret Service agents for England's Queen Elizabeth II and a police officer near Yosemite National Park. (Repeat).

In 1993, Amtrak experienced the deadliest train crash in U.S. history. The clues to the cause of the crash lay etched in twisted steel. (Repeat).

A London fire that killed 31 people is investigated. (Repeat).

The 1986 investigation into the murder of 20-year-old Seattle resident Carrie Love is spotlighted. After her body was found on the roadside, the police honed in on a suspect---but his alibi appeared solid. By studying tire tracks found at the scene, however, investigators were able to nab the culprit. (Repeat).

The shooting death of woman who was killed while walking in the woods is investigated. (Repeat).

The police investigate the death of a woman in Alaska whose body was found by a roadside. Although a murder weapon is recovered, scant evidence leaves investigators stumped. (Repeat).

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

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

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).

The Season 2 premiere details the murder of an unidentified young woman whose body was found in the Gulf of Mexico. (Repeat).

The murder of a Miami pediatric nurse is investigated. (Repeat).

The death of a 91-year-old socialite is investigated. (Repeat).

A crime involving murder and arson in the Catskill mountains is investigated. (Repeat).

An elderly man's murder launches an interstate investigation. (Repeat).

A 3-year-old child goes missing in Cincinnati. (Repeat).

A woman disappears without a trace; even though foul play is suspected, the leads don't pan out and the trail turns cold. Twenty years would pass before police are able to link a clump of hair discovered in an isolated area with the missing woman. Members of "NecroSearch," a group of volunteer forensic scientists, searched a remote area of Colorado a meter at a time, found the victim's body, and g

The 1991 slaying of Diane Newton, a TV news anchor in Battle Creek, Mich., is investigated. A thorough investigation ruled out a potential stalker who had been harassing her, and instead focused on her husband, who claimed to have been elsewhere on the couple's property at the time of the murder. (Repeat).

A woman's death in a house fire appears to be an open-and-shut case until the police learn that her estranged husband is an arson investigator. (Repeat).

Nine bank robberies that occurred over an eight-year stretch in the 1990s Carolinas are spotlighted. Eventually, a license-plate number, written down by a witness, led the police to a landscaper and his brothers, both of whom were police officers. (Repeat).

A woman's mysterious illness leads doctors to suspect that someone is poisoning her. (Repeat).

An unusual bank heist, in which the bank president was kidnapped, forced to open the bank and then murdered, is investigated. (Repeat).

The death of a man who was camping is investigated. At first, the victim's wife claimed it was a hunting accident. The authorities, however, suspected otherwise. (Repeat).

After a teen is murdered, an electron microscope and a dog collar lead the police to her killer. (Repeat).

An investigation into the death of a 20-year-old woman who fell from a California cliff leads investigators to suspect that it was not a tragic accident. (Repeat).

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