Police seek the assistance of a canine behavior expert when the only witnesses to the brutal murder of a woman in her home are the family dogs.

In 1998, a lawyer in Texas is found shot to death in her bed, and cameras follow along as the investigators go through the evidence.

Live reports of the latest breaking news from around the world.

Live reports of the latest breaking news from around the world.

Live reports of the latest breaking news from around the world.

When a woman goes missing after attending her church service, authorities begin searching for the driver of a van identified by eye-witnesses.

The search for a missing 9-year-old girl goes on for weeks until a psychic's vision leads law enforcement officials to a field containing her body.

Detectives are able to confirm that what appeared to be a casual encounter was in fact a forced abduction by analyzing digitally-enhanced security footage.

Law enforcement officials investigate a case concerning a woman who survived a series of stab wounds inflicted during a sexual assault.

After a Kentucky businessman is murdered in the safety of his own home, police are left to question whether the brutal crime could be blamed on a home intruder.

A woman falls to her death while vacationing with her husband and two sons, but investigators begin to suspect that the event was not an accident.

A missing person case involving a woman who disappeared after attending a night out on the town ultimately turns into a homicide case.

A woman who was widowed after surviving the brutal attack that killed her husband withdraws her testimony after identifying the killer.

A high-priced call girl is murdered near the outer border of Columbia, South Carolina, and the only evidence they have to go on is a six-pack of beer.

Authorities manage to apprehend a group of people believed to be responsible for a series of church bombings in an Eastern Illinois community.

A criminal's unique occupational habit gives investigators the important clue they need to apprehend him in relation to the death of a college student.

After a college student is gruesomely murdered, investigators try to determine whether the clues indicate a sex crime or a rage-filled killing.

Solving the double homicide of a homosexual couple and a series of California hate crimes takes investigators into the sordid world of White Supremacy.

Investigators are disturbed to find no forensic evidence at a murder scene, but they feel certain that the victim's canine saw the killer and can provide clues.

A young TV news producer is raped and murdered, and two potential suspects are cleared; more than a year later, Virginia has its first "cold hit."

Police investigate the shooting of a homicide detective's wife, in which the officer says his wife shot herself by accident.

Law enforcement officials and forensic scientists attempt to investigate the case of a woman who developed an extensive 4,000-page medical history.

A female is discovered murdered and lying in a gulch near a jogging trail, and vital crime scene evidence was destroyed by rainstorms; 20 years pass.

A girl is feared to have become the victim of nature when she goes missing in Alaska but her body is found with gunshot wounds.

Before a woman can testify in court about the man who raped her, she is murdered in her own front yard, leading police to suspect the alleged rapist.

A series of deadly attacks on New York City residents lead police to believe that these were not random acts of violence.

A healthy man dies in his sleep from a lethal dose of lidocaine in his blood; a suicide note is found, but a forensic linguist sees through it.

In the summer of 1986, Kathleen Lipscomb's body was discovered on an isolated road outside San Antonio; years later, a private investigator found her diary.

The recently widowed wife of an ex-police officer comes under suspicion when a book describing the perfect accidental shooting is found in her possession.

When two unknown women are killed in a suspicious apartment fire, gastromatography and forensic evidence may help solve the case.

Police receive two different reports of the same murder and uncover strange details about the crime so they must look to seeds and a candy wrapper to solve it.

Police find a woman's dead body using clues in a discarded sleeping bag, and a mark on the victim's body helps crack the case.

A woman is killed while walking her dogs in the woods, and the alleged hunting accident shows signs of being planned.