HLN HD New York police hunt the Zodiac killer after a series of deadly attacks. 2026-04-21 When a healthy young man dies mysteriously in his sleep, toxicology tests reveal that it may have been foul play. Could a "suicide note" hold the key to solving the case? 2026-04-21 A child's memory, a diary and a forensic psychologist help investigators solve a young woman's murder. 2026-04-21 Investigators weigh several theories while probing the death of a retired police officer, including a botched robbery and suicide. 2026-04-21 The bodies of two young women are found in the ashes of an apartment fire. 2026-04-21 Two different men report the murder of a single mother and when the case's other anomalies stall the police, a candy wrapper and seeds help expose the killer. 2026-04-21 A discarded sleeping bag, containing bloody sneakers and a purse, leads police to the body of a young woman; a mark found on the victim's body enables police to track the killer. 2026-04-21 A woman's apparent accidental death begins to look fishy after police uncover a letter written by the victim days before her untimely death. 2026-04-21 An Alaskan trooper finds a woman's body beside a frozen road, but evidence is scant even after a suspected murder weapon is found. 2026-04-21 Police link a clump of hair discovered in an isolated area with a woman who disappeared 20 years ago. 2026-04-21 A news anchor is shot to death outside her home in an apparent crime of passion by a fan; a police dog tracks the scent of the killer back to the crime scene. 2026-04-21 A fire, caused by an unattended cigarette, kills the estranged wife of a police officer; forensic scientists discover that the cause is far more complicated. 2026-04-21 A trio of men, responsible for several bank robberies, leaves no evidence behind; forensic scientists help catch them by looking at the criminals' posture and clothing. 2026-04-21 When a woman's bone marrow test reveals arsenic poisoning, investigators try to determine if it is due to groundwater contamination or something more sinister. 2026-04-21 A missing bank president's body is found floating in a lake; the duct tape used in binding him to a chair helps solve the crime. 2026-04-21 A husband was shot and killed, forensic psychiatry helped the wife to remember the details for what happened. 2026-04-21 The body of a 16-year-old girl is discovered nine months after her disappearance; forensic scientists find clues that paint a virtual portrait of her killer. 2026-04-21 A young woman falls to her death in what appears to be a tragic accident; a forensic exam of photos taken at the scene tells a different story. 2026-04-21 Haunted by her mother's long-ago disappearance, a woman undertakes an investigation of her own and stumbles upon a dark family secret. 2026-04-21 The robbery and brutal murder of an elderly couple goes unsolved for 10 years; a forensic scientist makes history when he solves the crime. 2026-04-21 A young girl beaten after watching her grandmother killed, identifies the wrong person; years later she tries to change her statement. 2026-04-21 In 1984 police failed to convict the murderer of a college student; new technology may finally help the police to catch her killer. 2026-04-21 The anchors share the latest stories about significant events that take place across the world and interview prominent figures. 2026-04-21 The anchors share the latest stories about significant events that take place across the world and interview prominent figures. 2026-04-21 The anchors share the latest stories about significant events that take place across the world and interview prominent figures. 2026-04-21 Police are able to create a composite sketch of a man burnt beyond recognition. But tracking the killer is more challenging. 2026-04-21 By cutting a strand of a murdered man's hair into sections, forensics reveal a record of his last six months alive, and find he was frequently ingesting huge amounts of arsenic. 2026-04-21 A bullet-riddled car, a missing driver, and no witnesses, an ambush or a random attack; the clue was something so tiny, it was measured in millionths of a meter. 2026-04-21 Teenager is found half-naked with her throat slit; a single foreign hair found on her thumb may finger the killer. 2026-04-21 Two women who lived in the same apartment complex were brutally murdered; the similarities of the crime scenes led police to believe they were dealing with a serial killer who hated women, and they had to find him before he struck again. 2026-04-21 Weeks after a student vanishes, the body of an unknown female is found in the ashes of a fire 700 miles away; an alert policeman realizes the crimes could be connected. 2026-04-21 Investigators face a growing list of suspects after a beautiful flight attendant is brutally murdered in her own home. 2026-04-21 The assistant manager of the restaurant had been stabbed to death; police knew why he'd been killed: $8,000 was missing from the safe. As to who was responsible, his family and friends couldn't even imagine who'd want to hurt him. 2026-04-21 Florida authorities rely on DNA evidence to try to nail the killer of a woman who was abducted from her late-night job at a convenience store, raped and strangled. 2026-04-21 A wild fire in a secluded parking lot leads police to discover a dreadful homicide, with the suspect's image caught by security cameras. 2026-04-21 After a prominent Arizona surgeon is found stabbed to death outside his office, investigators uncover an unlikely suspect with deep pockets and an even deeper hatred for the doctor. 2026-04-21 Police don't have a basis for comparison to match shoe impressions, blood drops and DNA evidence from a murder scene. 2026-04-21 After a Connecticut man's body is found in a burning rental car on a Mexican highway, an insurance company suspects a scam. 2026-04-21 When a pipe bomb rips through a rural home, killing a young man and seriously injuring his mother, detectives hope that the remnants of a mailing label will lead them to a killer. 2026-04-21 A quiet residential community, shattered by the murder of a neighbor. See how modern techniques helped investigators catch the culprit in less than 12 hours. 2026-04-21 A man is found dead in his Michigan auto-salvage shop. 2026-04-21 A man is murdered in a drive-by shooting. When a mobile phone trace incriminates a killer, it's up to a forensic geologist to find evidence that he was at the scene. 2026-04-21 When a teenage girl is found dead, her boyfriend confesses to her murder. However, in a strange twist, so does another man; police must determine which is the killer. 2026-04-21 A high school gym teacher gives his friend a ride home but never returns; his wife and friend receive letters saying he started a new life, but they suspect foul play despite no body being discovered. 2026-04-21 A 16-year-old girl is killed in her own home by her mother and father. Her parents said they acted in self-defense, but the forensic evidence indicates otherwise. 2026-04-21 Investigators determine if a computer crash which almost ruined a manufacturing company was accidental or deliberate sabotage. 2026-04-22 Car with three Secret Service agents collides with local deputy's car; investigation launched into who was responsible for the deadly car accident finds two very different conclusions. 2026-04-22 The derailment of the Sunset Limited was the deadliest train crash in U.S. history killing 47 passengers and crew with several more injured. 2026-04-22 Arson investigators attempt to determine the cause of the 1987 fire at the Kings Cross Underground Station in London. 2026-04-22 A discarded sleeping bag, containing bloody sneakers and a purse, leads police to the body of a young woman; a mark found on the victim's body enables police to track the killer. 2026-04-22 A woman's apparent accidental death begins to look fishy after police uncover a letter written by the victim days before her untimely death. 2026-04-22 A man is charged with the murder of a wrestling champion; six years later, a forensic animator testifies on his behalf. 2026-04-22 A 19-year-old girl is found dead in her car in what appears to be a suicide; police discover that the victim was involved in a love quadrangle, giving several people motive to kill. 2026-04-22 Fifteen years after a man disappears, using a metal detector, police find evidence which proves what had happened. 2026-04-22 The body of a young California co-ed under an isolated interstate ramp sets off an investigation; San Diego police have no idea who would want her dead, but they discover a tiny, unique fiber on the victim's clothing. 2026-04-22 Police become suspicious of a man who reported his wife missing 15 years after doing the same thing with his first wife. 2026-04-22 While investigating the case of a Colorado hunter shot three times and killed, police suspect two murder weapons, and two killers, but forensic evidence points them closer to home. 2026-04-22 A serial arsonist burns thousands of California homes and businesses. 2026-04-22 A small community in upstate New York is devastated when a car accident claims the life of a well-respected nurse. 2026-04-22 A woman disappears without a trace, and police learn two other women vanished under similar circumstances. 2026-04-22 Hikers near Anchorage, Alaska discover a body wrapped in sheets edged in orange stitching; they discover threads of evidence clinging to the sheet. 2026-04-22 The son of a murder victim contacts the police when a flight attendant is brutally murdered in a remarkably similar way. 2026-04-22 A two-man shrimp boat sinks when a fast-moving, violent storm struck the Louisiana coast; a deckhand is considered a hero for trying to save the drowned captain, until his body is found. 2026-04-22 A real estate tycoon must have had a premonition about foul play, as he wrote it in his will. 2026-04-22 The cold-blooded murder of an American tourist in a Mexican resort causes law enforcement to focus on both sides of the border. 2026-04-22 Police investigate a young woman found murdered two weeks after reporting a road rage incident; evidence leads not to the aggressive driver, but one of their own. 2026-04-22 When a single mother is murdered, her brother vows to find the person responsible for the death of his sister, even if it takes more than 30 years. 2026-04-22 The anchors share the latest stories about significant events that take place across the world and interview prominent figures. 2026-04-22 The anchors share the latest stories about significant events that take place across the world and interview prominent figures. 2026-04-22 The anchors share the latest stories about significant events that take place across the world and interview prominent figures. 2026-04-22 A masked gunman kills two members of a family and wounds two others after they interrupt his burglary at their upscale suburban home. 2026-04-22 A killer leaves equally incriminating evidence at the scene when he meticulously wipes away his fingerprint and shoe impressions. 2026-04-22 After a woman is found dead at a yacht club in California in an apparent case of love gone wrong, investigators discover her home life was as dramatic as films made in nearby Hollywood. 2026-04-22 The brutal murder of a state park employee over $2,000 rattles her co-workers and tourists while leaving police to sift through hundreds of leads. 2026-04-22 When evidence shows a woman's rape and murder, police must find the killer as well as the victim. 2026-04-22 A week after a couple disappears from the beach, police get a mysterious lead from a robbery. 2026-04-22 Fifteen years later, DNA technology leads to justice for a murdered woman and her savagely beaten 4-year-old daughter. 2026-04-22 A quiet waitress who hasn't been to work in two days vanishes without a trace; police suspect a date gone wrong. 2026-04-22 The search for a missing exotic dancer led police to an isolated 75-acre site where someone had been shot and cremated, thus destroying all evidence... almost; piece of a foot provided enough DNA for a genetic profile and positive ID. 2026-04-22 After years of suffering domestic abuse, a young woman is found murdered in her bathtub; among numerous clues, a hamburger bun proves the most incriminating. 2026-04-22 Evidence that includes threatening emails, a missing person and an abandoned truck lead police to a woman's suspected killer, but they don't have the victim's body. 2026-04-22 A woman has an accidental fall down a flight of stairs and appears to have hit her head, but the lack of blood splatter and misplaced shoes lead police to believe the fall was staged. 2026-04-22 An Alaskan trooper finds a woman's body beside a frozen road, but evidence is scant even after a suspected murder weapon is found. 2026-04-22 Police link a clump of hair discovered in an isolated area with a woman who disappeared 20 years ago. 2026-04-22 A news anchor is shot to death outside her home in an apparent crime of passion by a fan; a police dog tracks the scent of the killer back to the crime scene. 2026-04-22 A fire, caused by an unattended cigarette, kills the estranged wife of a police officer; forensic scientists discover that the cause is far more complicated. 2026-04-22 A trio of men, responsible for several bank robberies, leaves no evidence behind; forensic scientists help catch them by looking at the criminals' posture and clothing. 2026-04-22 When a woman's bone marrow test reveals arsenic poisoning, investigators try to determine if it is due to groundwater contamination or something more sinister. 2026-04-22 A missing bank president's body is found floating in a lake; the duct tape used in binding him to a chair helps solve the crime. 2026-04-22 A husband was shot and killed, forensic psychiatry helped the wife to remember the details for what happened. 2026-04-22 The body of a 16-year-old girl is discovered nine months after her disappearance; forensic scientists find clues that paint a virtual portrait of her killer. 2026-04-23