On the Case with Paula Zahn

young waitress is attacked as she returns home from work late at night.

Can police ease the fears of a close-knit community following the murder of a beloved restaurant owner?

When a young woman turns up murdered, police desperately try to retrace her last known movements. However, what they discover reveals two shockingly different possibilities of how she was killed.

When a young woman turns up murdered, police desperately try to retrace her last known movements; however, what they discover reveals two shockingly different possibilities of how she was killed.

Can police sift through a maze of phone records and grainy video to pick up the trail of the man who murdered a beloved preacher's wife?

Police are baffled after two young women are murdered during strikingly similar crimes along the same scenic bike trail just months apart.

Can police use a blurry image taken just seconds before a young woman's disappearance to find the man responsible for her savage murder?

Will a heartbroken mother's quest for justice lead police to solve the murder of her daughter and a close friend?

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Police use a revolutionary new technique to sort through a long list of guests and employees at the Paradise Ranch to find the one person responsible for a savage murder...

In 2014, police discover that Tiffany Pugh, the successful wife of a popular DJ, has been murdered in her home in East Point, GA; the array of video cameras in the neighborhood could help bring her killer to justice.

Can police solve the murder of a young woman killed while celebrating her graduation from U.S. Naval training?

Police struggle to dissect the love triangle that led to the disappearance of 21-year-old married college student and mother Bethany Decker in Ashburn, VA; her jilted husband, Emile, and her jealous new boyfriend, Ronald Roldan, are prime suspects.

Police must connect the crime scene evidence from two eerily similar murders to put one vicious killer where he belongs: behind bars

Can police find the killer of two teenagers discovered inside a car?

A daughter receives an odd text from her mother's phone claiming she left town with a new man, which is the first clue that something is very wrong. The ensuing investigation uncovers more troubling evidence proving her worst fears have come true...

A young mother is murdered inside her home, and her family hopes to help put her killer behind bars.

The abduction of a young girl sends a detective on a quest to bring justice to her heartbroken family.

Police must track down the vicious killer of two separate Jane Doe victims, murdered in a shockingly similar way.

Painful questions torment a loving husband after his wife's brutal murder; in particular, the community's doubts about whether he had been her killer.

The police look to find the killer of an unidentified woman found bound, frozen and shot to death in the mountains of Utah.

A mysterious late-night call requesting last rites for a loved one leads to the shocking murder of a beloved priest.

Blood spattered from a young woman's apartment balcony to the parking lot below could lead police to her coldly calculated murderer.

Police must analyze a long emotional and rage-filled 911 call to see if it was made by a distraught husband or a killer trying to cover his tracks.

Police try to make sense of the confusing crime scene and find the person who killed a young mother.

After police find a young mother bound and murdered in her bedroom, her family challenges police to bring a heartless killer to justice.

Police must solve the murder of a young mother who was savagely strangled to death in her bed while her two young sons slept just steps away; decades of investigating reveal an unthinkable betrayal of trust.

A teenage girl discovers her mother's true identity, along with a telegram that says she's been murdered; her crusade to bring a killer to justice may also bring her closer to the woman she never knew.

The murder of a young college student in her off-campus apartment leads police to believe the killer may be someone she knew and the investigation into the crime threatens to tear her grieving family apart.

When a young girl vanishes under mysterious circumstances, police must discover if she simply ran away or was actually the victim of something far more sinister.

The chilling murder of Lee Rotatori and the bizarre crime scene evidence police found inside her motel room mark the beginning of a heartbreaking homicide investigation with multiple victims.

The gruesome murder of horse ranch owner Wendi Brant traumatises her friends and family; Police focus on her estranged husband, but there are other potential suspects that muddy the investigation and throw the case into a decades-long tailspin.

On the morning of June 7, 1995, in Atlanta, GA, 14-year-old Nacole Smith is taking a shortcut back home, through a path in the woods, to get a forgotten project for school. Her body is discovered brutally murdered in those woods later that morning and police race to catch her killer before he can destroy another loving family.

A homicide on May 27, 1994, and its disturbing details devastate 14-year-old Jenny Lin's loving family, leaving the tight-knit community of Castro Valley, CA, to wonder if their loved one could become the next victim.

Police investigating the brutal murder of a young woman start to wonder if the ambush-style shooting that ended the victim's life resulted from a terrifying case of mistaken identity.

A college student disappears, and her family launches a desperate investigation to find her; what they discover changes their lives forever.

The search for the man who murdered a single mother might lead police to the perpetrator of a second brutal crime with chilling similarities.

The baffling murder of a young woman leads police to two potential suspects: her new boyfriend and an obsessed stalker.

An unidentified woman is found callously murdered in an off-campus apartment; police have no leads on the case until her terrified neighbour shares a chilling story.

Veteran journalist Paula Zahn steps out of the studio and into the field to unravel criminal investigations, tracking the drama of each story by featuring the opinions of those closest to the case.

After a loving mother is murdered inside her own home, police focus on their two best clues -- a blood-stained hammer and a dusty footprint.

Police find a giant sword bent in half, alongside a victim who has been savagely murdered. Investigators must sort through the details of his complicated life in order bring his killer to justice.

Police wonder if a young woman's personalized license plate, FLRT 12, makes her the target for murder or if a far more sinister plot is behind the crime.

A beautiful young woman turns up savagely murdered in a bar parking lot; as investigators retrace her last known steps, several suspects with possible motives come on their radar.

Police investigate the gruesome murder of a mother and child, only to realize all the evidence indicates the killer was someone the victims knew and trusted.

Hauntingly Familiar: Investigators must overturn a shocking decision before they can solve the hauntingly familiar murder of a teenager.

A young female soldier is found slain after a night out in Colorado Springs, CO. The investigation into her torture, molestation and murder eventually goes cold. It takes decades and advances in DNA processing to finally land her killer and bring him to justice.

A teenager waiting for her friends to give her a ride home from work suddenly disappears. When her friends arrive, they find terrifying evidence of her abduction.

When a teenager is found savagely stabbed to death in her home, police hope a trail of blood found at the crime scene will lead them to her killer.

The abduction of a young mother from a crowded hospital parking lot is the beginning of a terrifying mystery that will torment her loved ones for decades.

A young woman’s disappearance marks the beginning of a heartbreaking murder mystery. Will a clue discovered by a child be the key to catching his mother’s killer?

A burned out car and a blood-stained bedroom reveal the chilling murder of a community pillar. Will it be the smallest of clues that lead police to her heartless killer?

After a young girl disappears from her bus stop, a nine-day search reveals that her terrifying abduction has ended in a heartbreaking homicide. As police mount a tireless search to find her killer, the community rallies together to get justice for Angie.

When a young college student is abducted from her campus parking lot it marks the beginning of a terrifying crime wave on a quiet college campus. Can police catch a serial predator before he strikes again?

A 14-year-old girl's mysterious runaway note raises difficult questions for police. Had she really left home on her own or had someone close to her pieced together writing from her journals to cover-up an unthinkable crime.

When a 15-year-old boy vanished under mysterious circumstances police feared the worst. It appeared the case had terrifying connections to a serial killer who had left a trail of bloodshed across the region.

A tourist takes a photo of vultures in Joshua Tree National Park and inadvertently discovers a gruesome homicide.

The murder of a respected health care aide sends a chill through her community. When the investigation reveals several shockingly similar crimes, police realize they've uncovered the trail of a monster.

A young woman is found bound and strangled to death on the side of a road. As police retrace her final steps, they discover she was last seen being followed by a suspicious man in a cowboy hat.

A young woman's strange encounter with a man outside her home becomes the thread that unravels a terrifying murder mystery.

After a young girl disappears on her way home from school, police find her blue raincoat thirty miles away. It marks the start of a heartbreaking homicide investigation.

A beloved mother of four disappears just days after her stepdaughter vanished; police investigate their complicated relationship.

A compassionate and outgoing woman's dream vacation turns into a deadly nightmare when she crosses paths with a wolf in sheep's clothing.

When the lifeless body of a young girl is found on the shore of the Feather River, police hope that following a trail of footsteps and discarded articles of clothing will lead them to her killer.

When a 15-year-old girl vanishes from her front porch, police must uncover when she was last seen, where she might have been going, and who would have wanted her dead.

After a young mother is found murdered in her own home, investigators must untangle a web of lies using wiretaps and secret recordings to ultimately pick up the trail of her cold-blooded killer.

When a couple is found shot down in front of their home in the suburb of Thunderbolt, the entire community hears the barrage of gunfire. As police sift through the evidence they must determine if one of the neighbours is a witness or the killer.

In February 1976, 19-year-old Michelle Mitchell vanished from a well-lit parking lot in Reno, NV; the young woman's disappearance would quickly be at the center of one of the most complex and disturbing cases in the state's history.

A daughter's quest to see her birth mother's murder solved is complicated when police discover the prime suspect is in the wind.

Two young girls are lured into a deadly trap by a vicious sexual predator. Can the lone survivor of the attack help police bring her best friend's killer to justice?

When a young mother disappears, a series of text messages from her phone lead police to believe she left on her own. Then, her family uncovers evidence that she may have actually been the victim of foul play.

When a teenage girl is found murdered after a night out with friend, Police must retrace her final steps to find her killer.

A young woman is found drowned in her bathtub and the evidence at the crime scene indicates her killer was someone she knew and trusted.

A young woman is found stabbed to death locked inside a locker at a storage facility.

Investigators must identify a gunman who murdered a young mother but spared her child asleep in her car seat in the back of her minivan.

A young woman getting ready to be a bridesmaid at her best friend's wedding is found viciously stabbed to death in her own home.

An independent young woman starting out in life on her own, becomes the victim of a bizarre and vicious homicide in her apartment.

A young records clerk at the Seattle police department is murdered on her way to work her overnight shift. Can police find the evidence to catch the killer of one of their own?

A young woman travels to California in pursuit of a Hollywood dream and winds up the victim of a savage homicide.

The discovery of the body of a young woman in the tree line of a popular camp site in the Rocky Mountains marks the beginning of a terrifying murder mystery.

After Michael Brinkman is murdered in his home, police are left to untangle the mystery of why the two masked home invaders stole nothing and left a series of strange clues at the crime scene.

A beloved detective is killed during a shoot out in at a downtown Atlanta hotel. Can his fellow officers, including his own son, bring the two shooters to justice?

When an Air Force Major is found beaten to death just outside his home police wonder, was it a random act of violence or was his top-secret job at a nearby military base the motive for his murder?

As investigators study the chilling crime scene inside Wendi Brant's horse ranch, one thing seems clear, the 45-year-old had been brutally killed by someone she knew and trusted.

Police uncover a trail of terrifying clues while investigating a couple’s disappearance; they come to suspect that the couple has fallen victim to a carefully laid trap in the classified pages of the newspaper.

A young schoolteacher is savagely murdered in the doorway of her own home.

An unlikely pair of investigators strive to solve Elaine Fogle's murder after the case goes cold for four decades.

When a young woman's car is found abandoned on a bridge, police must consider three possibilities. Had she run away, committed suicide, or been the victim of foul play?

A teenager vanishes during a bike ride through Point Defiance Park. The investigation into her disappearance leads police to fear that a serial killer is on the loose in Tacoma.

When police find a beautiful young woman run over by her own car it marks the beginning of a terrifying murder mystery.

When a young woman disappears on a cold night in Breckenridge Colo., one of the state's darkest mysteries begins.

A college student disappears in broad daylight after an afternoon of sunbathing at a busy lake; the mystery deepens when her wallet is found along with personal items belonging to another victim of a violent crime.

When a young woman is found shot to death in her home, police are baffled; then a cryptic letter from a mysterious source sends the investigation down a twisting road to the truth.

A woman and her teenage daughter are savagely murdered in their own home; police find clues at the crime scene, including a bloody bare footprint and an unharmed 3-year-old girl with a heartbreaking story.

A teenage couple out on a date are ambushed by a gun-wielding madman; the lone survivor's heartbreaking account may hold the key to bringing a cold-blooded killer to justice.

When a loving mother is found gunned down just steps from her front door, police in her small town are baffled; as the investigation unfolds their initial confusion will quickly boil over into outrage.

Police investigate a residential house fire and discover it was intentionally set to cover-up a savage murder. Had the killer managed to destroy all the evidence or was there a clue he overlooked?

When a 16-year-old girl disappears on her way to visit friends, the police retrace her last known movements and uncover a terrifying possibility that she may have been kidnapped by an international human trafficking ring.

After two sisters are found murdered, police find evidence painting a grim picture of the heartbreaking double homicide.

After a four-year-old girl finds her mother's lifeless body, police must try to unravel a puzzling mystery. A murder investigation in which they must rule out multiple solid suspects before they arrive at the unlikely killer.

When a young girl kidnapped from her bed in the middle of the night is found dead in a nearby canal, it marks the beginning of one of Salt Lake City's most notorious child murder investigations.

When a hero firefighter is found savagely murdered in his own home, the trail of evidence police find takes them on a twisting and tension filled journey to justice.

A mother arrives home to have lunch with her teenage daughter and walks into a nightmare she will never forget.

When a senior at Ohio State University goes missing, it marks the beginning of a terrifying murder mystery.

While searching for a missing mother, police discover evidence that puts them on the trail of a deadly sexual predator.

While a predator leaves a trail of destruction in his wake, it may fall to a teenage girl to bring an end to his reign of terror.

Police must retrace a teenager's last known movements if they hope to find out when and where she crossed paths with her killer.

A woman relentlessly investigates her daughter's disappearance leading police to a terrifying string of murders.

A young woman's late-night call from a pay phone is transformed into the scene of a terrifying abduction.

After a beautiful young woman vanishes, investigators must sort through a series of puzzling clues to solve a deadly mystery.

Just hours after a popular teenager is reported missing, her lifeless body is discovered under a nearby bridge; police must sort through her puzzling last hours alive to bring a ruthless killer to justice.

A mother discovers that her young 8-year-old daughter has been abducted from her bedroom in the middle of the night.

A young girl's mother reported that her daughter had disappeared while playing outside her mother-in-law's home. Investigators immediately descended on the community, searching cornfields and creeks in the area hoping for clues.

After a young mother goes missing during a Fourth of July weekend, it marks the beginning of a disturbing mystery, one that will devastate a loving family and tear a small community apart.

After leaving home with a baseball mitt on a sunny afternoon, 14-year-old Barbara Rowan disappears, never to be seen alive again. A neighbor informs the police that she left to speak with her coach, even though she wasn't signed up for a team.

It takes decades for investigators to follow the evidence to the long-sought-after truth behind the terrifying abduction and murder of 20-year-old Leslie Long, a young mother of three.

When a young girl disappears from a quiet suburban street, it marks the beginning of a terrifying game of cat and mouse between police and her abductor.

A young mother is viciously stabbed in broad daylight, and her final words may provide police with the key to catching her killer.

A wave of fear sweeps across Aurora, CO, after two similar crimes are committed just days apart, and police race to stop a hammer-wielding killer before he strikes again.

The body of a teenager is found savagely murdered just steps from her home; when the investigation stalls, police are approached by a brave young woman who is willing to risk her own safety to get justice.

A convenience store worker is abducted from behind the counter in the middle of the night, becoming the first of three women to disappear from their small town under shockingly similar circumstances.

When a young woman and her 6-month-old child disappear off the quiet streets of Deerfield Beach, FL, it is the beginning of a terrifying murder mystery.

A young woman is found shot to death near a dirt road; police hope the bullet found at the scene will unmask her killer.

A mother finds her teenage daughter savagely murdered inside their own home. A few drops of blood discovered decades later could be the key to solving the tragic mystery.

A successful car salesman is killed in a hail of gunfire on his front porch. Investigators follow a trail of money that leads them to the mastermind behind the murder.

The murder of a beloved and talented church organist sends police on a disturbing search for answers.

In Las Vegas, a few teens on their way to school come across an abandoned car with a 41-year-old mother of four handcuffed and murdered in the passenger seat. Investigators have a solid theory of the crime but no suspects until a records clerk in the insurance fraud unit blows the case wide open.

A young woman is found savagely murdered in her new home. Will the trail of clues police discovered lead them to her killer?

A brutal double homicide shatters two Idaho families. The murders appear to ritualistic, but remarkable police work and insight from loved ones reveals the stunning truth.

When a newlywed couple mysteriously disappears, police must piece together a shocking trail of betrayal.

A young girl’s killer sends police a series of mysterious riddles and the key to catching him are hidden within the answers.

A mother of three disappears from the home of her wealthy older boyfriend. Investigators question if jealousy is the motive behind the mystery.

When a teenager vanishes during a visit to her hometown, it becomes the beginning of a terrifying 30-year mystery.

A young woman is murdered inside the video game store she managed by a mysterious intruder.

When a college student goes missing from a mall parking lot, police are convinced foul play is behind her disappearance.

Will law enforcement ever catch a sexual sadist whose crimes have tormented the state of California for decades?

A Las Vegas man claims his wife mysteriously vanished during a visit to a local spy store. Police question the odd story until they make a shocking discovery in a desolate and windblown stretch of the desert.

After a father of four is gunned down, police investigate, discovering that nothing about the crime is what it appears to be.

A young woman is found murdered in a busy mall parking lot. Despite a treasure trove of evidence, detectives reach a crossroads in the investigation that could make solving the case a challenge they never imagined.

A young woman about to start a Hollywood career mysteriously disappears off Interstate 10.

A cool case team reopens the investigation into the murder of 36-year-old mother Linda Robinson who was savagely murdered while her 7-year-old niece is asleep in the next room.

A teenage girl is found murdered the night before her college dream is about to begin. The case remains a mystery until another beautiful teen is found dead a few miles away. The investigation leads police to a sadistic predator.

A woman suddenly disappears in Minnesota. Her husband claims she was involved with another man, and his theory is backed up by over 250 intimate emails. Investigators question if her online love affair turned deadly. Will a trail of emails lead police to a vicious killer?

An Illinois family suffers a gut-wrenching journey through the justice system after their 10-year-old daughter is found savagely murdered.

When a teenager is found viciously murdered, police must retrace her last steps alive to identify her killer.

The discovery of a beautiful military police officer murdered in her own home sends police on a twisted journey for answers.

Police believe there may be a dangerous predator loose on the streets of Stockton, California, and with each attack it appears the perpetrator is growing more violent.

A 14-year-old girl is killed while walking her dog. When law enforcement analyzes her cell phone, it reveals a series of shocking and heartbreaking clues that ultimately lead investigators straight to her killer.

A loving mother of three is found mysteriously shot to death just steps from her home. There are few clues at the crime scene beyond a single bullet fragment and two unknown fingerprints. Will they be enough to find the killer?

When a young woman mysteriously disappears before her final shift at a Maryland hospital, her family begins a decades long search for answers.

Police try to retrace a young mother's last known movements in a desperate attempt to solve her mysterious disappearance.

Two women are found stabbed to death three days before Christmas. A third person, a male coworker, is wounded and claims an intruder attacked them. As investigators study the evidence, it looks like the crime scene was staged.

When an 8-year-old girl vanishes on the way home from school, her family and police are sent on a tormenting search for answers. [also marked as S13:E14]

A 12-year-old girl is kidnapped, following a brutal home invasion... Can police find her and her abductor before its too late?

An offer of help turns deadly when a young woman and her boyfriend find themselves stranded. Investigators are soon on the trail of a ruthless serial killer.

A cold case detective re-opens a decades old murder and promises the young woman's family their long awaited justice.

A woman's walk home from a Friday night out at a dance club in Lubbock, TX, ends in murder. Her naked body is discovered under a bush right next to a church on Sunday morning. As the investigation unfolds, detectives realize the path to justice relies on following the evidence to an unlikely suspect.

Police race to find a killer after the decapitated body of a talented chef is found near Speedway, Indiana.

When the body of a young woman if discovered on a cold winter afternoon in South Carolina, police retrace her final movements to find the killer.

A young woman is ambushed and murdered in Utah's remote Big Cottonwood Canyon. A cryptic note leaves investigators wondering if her death was just a tragic coincidence or a brutal betrayal.

In Lenexa, Kansas, young women disappear from their apartments as police piece together evidence showing the terrifying crimes are connected.

After Navy electrician Michael Jacobs comes home to find his wife, Suzanne, and his 3-year-old son, Colin, murdered, San Diego police race to catch a serial killer who leaves behind an unimaginable calling card.