F2: Forensic Factor

Two undertakers are shot and killed while at work at a funeral home in a small Wisconsin town. The case goes cold after two years.

On the outskirts of Hamilton, Ontario, a jogger makes a gruesome discovery - the partially mummified remains of a human body.

Police must use forensic science to solve the mystery of a prominent businessman whose burnt body is discovered in Las Vegas.

A reign of terror that spans more than eighteen years. A serial rapist who stalks and preys on elderly women living in isolated Southern Ontario. With the victim count pushing ten, the attacker's thirst for violence suddenly escalates to murder. Who is this monster that continues to elude Colchester police? Only a revolution in forensic science can strike fear into the heart of this predator.

A self-appointed angel of death on a mission beyond the law. A sniper who targets abortion doctors and then disappears into the shadowy underground that supports and protects him. But when the sniper's mission moves to murder, a city is thrown into blind panic that spreads across the country and beyond.

The world's top criminal investigators, forensic scientists and behavioral analysts go behind the scenes of some of their most challenging serial murder cases to reveal the cutting edge forensic science, technology, behavioral psychology and investigative techniques involved in tracking down a serial killer.

A killer on the rampage hides within a group of Goth youths.

Summer, 2001 and Southern Louisiana is held in the terrifying grip of a serial killer whose initial 'hot zone' is the Louisiana State University area of Baton Rouge. The number of victims is growing and all are attractive, successful young women -- women whose mainstream, "low risk" lifestyle should never put them on the radar of a killer. But this is the hardest kind of serial killer to catch.

Profiling arsonist John Leonard Orr.

The FBI probes bombings and bank robberies attributed to a white-supremacist group in Spokane

Four bodies are discovered in a Bartow, Fla., factory, kicking off a probe that has investigators analyzing video evidence and a 3-year-old fingerprint.

A rapist is identified with the help of DNA analysis 16 years after the victim, a college student, was assaulted along a bike path in Buffalo.