After a 4-year-old girl finds her mother's lifeless body, police must try to unravel a puzzling mystery; during the murder investigation, they must rule out multiple suspects before arriving at the unlikely killer.

A young mother is strangled to death during her overnight shift at an office building.

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

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.

When a young woman is savagely murdered in her own home, police must study the bloody crime scene to find the clue that will lead them to her killer.

Police investigate a residential house fire and discover it was intentionally set to cover up a savage murder; they hunt for evidence that may have survived the fire.

After a young mother vanishes, her trail goes cold, then a shocking discovery reveals that history repeats itself.

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.

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.

After years of frustration and heartbreak, investigators from three states work together to find the deadly predator responsible for three murders that are connected by one common thread.

Fifty-year-old mother of three Marilou Johnson disappears from the home of her boyfriend, Roger Blanchard, a wealthy retired businessman, then it becomes clear Johnson has met with foul play.

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.

A young woman is savagely murdered while fishing along the Platte River.

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

An elected community official is found stabbed to death in his Washington, D.C., home.

When a young teacher is murdered in her home, police must rely on the eyewitness testimony of a young neighbor who saw her killer lurking outside her window.

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

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

A 16-year-old girl disappears on her way to visit friends; as police retrace her last known movements, they uncover evidence she may have been kidnapped by an international human trafficking ring.

Two girls take a trip to the mall and never come home; less than 24 hours later they are found shot to death in a desolate field; investigators ask whether they were killed by someone they knew or a notorious serial killer.

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

Lt. Joe Kenda spent 23 years in the Colorado Springs Police Department, where he amassed a lifetime of memories catching killers and helping solve close to 400 homicide investigations. The vivid memories are brought back to life in this hourlong series, as Kenda reopens his "Murder Books" for viewers -- folders in which every detail of his murder cases is held -- to revisit the most disturbing cases still haunting him today. As he details the process of how he solved the crimes, Kendra also embarks on a personal journey, coming to terms with long-suppressed nightmares. As he says, "I don't want to tell these stories. I need to."

How well do you know your neighbors? What are their names? What do they do for a living? After watching "Nightmare Next Door," you may want to find out a little more about them. Each episode tells the story of a murder that happened in a seemingly tight-knit community. Viewers get to the heart of the case through interviews with investigators, prosecutors, family members and -- of course -- neighbors, in addition to forensic experiments. The stories reveal twists and turns, and when a suspect emerges, the final outcome can surprise everyone involved.

From blushing brides turned cold-blooded killers to smitten grooms with shocking dark sides, "Fatal Vows" examines the criminal psychology behind deadly divorces. Guiding viewers through actual stories of love gone wrong are psychotherapist Stacy Kaiser and forensic/clinical psychologist Dr. Brian Russell, who examine each couple to better understand how the marriage turned from flawed to fatal. Stylized re-enactments are supported by interviews with family, friends, law enforcement, and potential victims of the crime, while Kaiser and Dr. Russell provide analysis on unions that break down until divorce and murder collide.

This newsmagazine investigates intriguing crime and justice cases that touch on all aspects of the human experience. Over its long run, the show has helped exonerate wrongly convicted people, driven the reopening -- and resolution -- of cold cases, and changed numerous lives. CBS News correspondents offer an in-depth look into each story, with the emphasis on solving the mystery at its heart. The program and its team have earned critical acclaim, including 20 Emmys and three Peabody Awards.

From the outside, families seem like harmonious units in loving homes. But you don't necessarily know what secrets families are hiding from the outside world. This series, narrated by actress Brenda Strong, explores families hiding the most extreme of family secrets: murder. Each episode explores a death in a family, unraveling the motives of the family members, all of whom are potential suspects -- and potential victims. Sibling rivalries, disputes over family businesses and infidelity are some of the factors that lead to the families' ultimate betrayals.

Here today, gone tomorrow. Thousands of people go missing in the United States each year, leaving behind only a mystery without any clues. Their stories are told in "Disappeared" through the voices of family, friends and investigators trying to solve the case, with each hourlong episode recounting the final stages that led to a person's disappearance. Interviews with experts including psychologists and forensic specialists provide new insights into what may have happened -- whether foul play was involved or the subject simply ran away.

Actual murder cases from the 1950s and '60s get sleek, cinematic treatment in this series, transporting viewers back to a pre-forensics era when sometimes it was more about how suspects looked than what they did that determined guilt. Narrative by a fictional bystander -- who "knew" the victim -- drives the hourlong episodes, while reporters who covered the case explain how the events impacted society. Artfully crafted re-creations play out like period thrillers, staying true to fashions and styles, while spotlighting cultural taboos and social norms surrounding each case.