
From grieving family and friends to jilted lovers and eyewitnesses, investigators pore over every detail and discrepancy to uncover motives for murder.

A recently divorced young woman is last seen at a bar; without a body or any solid leads, the case goes cold; decades later, an FBI agent...

A 77-year-old preacher’s widow is stabbed to death in her apartment; though the evidence includes a bloody handprint, it will take 25 years and a family's persistence before a tipster's mother forces him to come clean.

The body of a naked women is dumped along a stretch of Wisconsin highway known as the killing fields; detectives encounter a long list of suspects who refuse to talk; that is, until a tipster offers up a shocking twist that blows the case wide open.

The execution-style killing of a vacuum-cleaner salesman sends shockwaves through an Indiana town; the truth proves darker than anyone could have imagined when an unrelated arrest years later provides the lead needed to catch the killers.

In a Denver suburb, the new Assistant DA is found dead in her bathtub; though the search for suspects leads investigators to Kansas, the case ultimately hinges on a single hair found at the crime scene and one man's heavy conscience.

When a Mississippi mechanic is murdered, local investigators encounter a series of shocking twists, a master manipulator and an innocent pawn who pays a high price for love and duty.

When Cynthia Borton's mutilated body is found on her kitchen floor, Iowa investigators suspect her husband; that is, until an arsonist sets the town ablaze, and an even darker suspect emerges from the shadows.

In the California desert, the decomposing body of 54-year-old Henry Stange is discovered in a shallow grave. It will take a shrewd wiretap, a military investigation and a bombshell revelation before a bent hammer points straight to the culprit.

Larger-than-life college student Robert Pfeil is gunned down in a small town; it will take two decades, a priest’s confession, and a grieving father’s persistence before investigators get the traction they need to close in on his killers.

A young mother confesses to a crime related to a hit-and-run incident a decade ago in Michigan beach town.

A cheerleader's lifeless body is discovered next to her Maine high school. And though a local pastor reveals a gruesome confidence, it will take a mother's determination, a national media appeal, and nearly 40 years to get justice for Joyce McLain.

Police in Jasper, Texas quickly connect a missing person's report and an abandoned pickup truck. And the search is on for 58-year-old Martin Byerly?a hardworking mechanic known for drinking, womanizing, and carrying a big wad of cash.