
Mark of a Serial Killer
A killer is murdering and mutilating young women along the Route 40 corridor in Delaware.

A killer is murdering and mutilating young women along the Route 40 corridor in Delaware.

In the 1990s, Louisiana is terrorized by multiple serial killers; Zachary Police Department.

A serial killer taunts Wichita, Kan., for decades with brazen letters.

The I-5 corridor in California is taken over by a brazen bandit who terrorizes the highway.

Numerous women are found dead with a unique ligature that looks like a dog collar and leash.

Police find a string of murdered women in shallow graves in remote areas of the Alaskan wilderness.

Young men go missing around Chicago during the 1970s; evidence leads police to a model citizen.

In the 1990s, New York was on edge as a killer leaves coded clues at crime scenes.

Brooklyn shopkeepers are afraid of closing time.

In the summer of 1976, the NYPD are chasing a man shooting at couples in parked cars.

Minnesota police hunt for a killer caller who confesses to a string of murders.

A serial sniper terrorizes the entire D.C. metro area by discreetly targeting random victims.

A killer in Hartford, Conn., with a devastating mark that leaves his victims nearly unrecognizable.

A task force is formed when multiple bodies are dumped around Louisiana's bayou area.

Louisiana investigators hunt for a serial murderer who carves up the bodies of his victims.

Police investigate the murder of a divorced mother in her home.

A member of the community is murdered with part of his body taken as a souvenir by the killer.

When 19-year-old Kenia disappears, her family begins conducting their own investigation to find her.

A crazed driver goes on a seven-hour shooting spree, killing six people and critically injuring two.

Sheriffs launch an investigation after receiving a call that a wife and mother have gone missing.