S08 E12 — Bound for Jail
A chip of stainless steel brings a killer to justice 20 years after a woman's body is found in a ravine.

S08 E13 — Sphere of Influence
An 11-year-old girl is sexually assaulted and shot twice at close range.

S08 E14 — Nailed
A woman is killed weeks before testifying against the man who sexually assaulted her.

S08 E15 — Sign of the Zodiac
New York police hunt the Zodiac killer after a series of deadly attacks.

S08 E16 — Letter Perfect
When a healthy young man dies mysteriously in his sleep, toxicology tests reveal that it may have been foul play. Could a "suicide note" hold the key to solving the case?

S08 E17 — True Lies
A child's memory, a diary and a forensic psychologist help investigators solve a young woman's murder.

S06 E30 — Shopping Spree
Forensic science and deductive reasoning determine what happened to a mother and daughter while they were on a shopping spree.

S07 E13 — The Cheater
Exploring how an American hit single from 1966 -- "The Cheater" by Bob Kuban and the In-Men -- foreshadowed the demise of the group's lead singer, Walter Scott.

S07 E01 — Forever Hold Your Peace
Eight years after a man confessed to the murder of a young woman, another man claims that he committed the crime, and investigators must use forensic evidence to determine the true killer.

S07 E02 — Reel Danger
Although a group of teenage thugs are suspected of attacking two boys on a fishing trip, there is no solid evidence until a murky fishing hole provides some answers.

S07 E15 — Who's Your Daddy
When young prostitute's body turns up in an Ohio waterway, authorities have one tiny clue which could point to her killer, but face huge challenges due to her policemen clients and DNA evidence being washed away.

S07 E03 — The Alibi
In a small South Carolina town in 1991, 17-year-old Crystal Faye Todd, a popular high school student, is raped, murdered and dumped in a deserted field; with few leads, authorities test the DNA of several friends, and one match shocks everyone.

S07 E05 — Purr-fect Match
In a groundbreaking case using animal DNA, investigators use forensic testing on a cat to help them solve the case of a woman who vanished from her home on Prince Edward Island.

S07 E16 — Bio-Attack
A look into the 1984 Oregon food poisonings, where detectives track down the outbreak to a cult which aims to use germ warfare to take down the government.

S07 E17 — A Shot in the Dark
A woman is found dead from a gunshot wound and police suspect her husband, however, forensic teams prove what really happened, and the truth is stranger than fiction.

S07 E20 — Without a Prayer
After American Atheists founder Madalyn Murray O'Hair disappears, the discovery of a mutilated body helps police catch the culprit.

S07 E21 — A Clutch of Witnesses
Two people witness a truck driving over an unconscious man and flee into a nearby bar, but when the police turn up, the truck, the man and the witnesses are gone.

S07 E28 — Scout's Honor
Insect evidence helps to solve the mystery of a woman found dead near a river bank.

S07 E29 — A Touching Recollection
A girl who is abducted and then released soon afterward uses her knowledge of forensics to lead police to the kidnapper.

S07 E22 — A Leg to Stand On
A trash collector finds a severed human leg in a trash bin, but police cannot use conventional methods of victim identification; investigators turn to toxicology and DNA tests to find the murder-mutilator.

S07 E23 — Partners in Crime
A coroner finds telltale clues on the badly burned body of a murder victim, sending police in pursuit of a couple of killers.

S07 E09 — Within a Hair
A man is arrested and convicted for a series of sexual assaults in Indiana; years later, forensic developments reveal new facts about the case.

S07 E07 — Chief Evidence
The murder of a young Seattle couple puzzles investigators until the victims' dog, Chief, leads police to the killer.

S07 E10 — A Bitter Pill to Swallow
A handsome young doctor's fiancée experiences severe illness after revealing that she is pregnant, and launches her own investigation to determine if the doctor is somehow responsible.

S07 E24 — Sip of Sins
A seemingly model citizen turns out to be a serial killer.

S07 E08 — Telltale Tracks
An abandoned, still-running car leads investigators to a body with unusual marks and a DNA trail that lead to the killer.

S07 E25 — Ghost in the Machine
Police find fragments of deleted computer files leading them to suspect a woman's suicide is really murder.

S07 E26 — Frozen in Time
A suspicious neighbor gives police a break in a cold case.

S07 E27 — Cold Storage
A family suspects their teenage daughter's new friends were involved in her disappearance.

S07 E11 — The Metal Business
When a 62-year-old man opens a car restoration business and becomes seriously ill, his doctors cannot find the cause, but forensics can; identification of a highly toxic metal in the victim's blood leads to his poisoner.

S07 E30 — Dressed to Kill
When a 6-year-old disappears, her father becomes the prime suspect; he fails a polygraph test and even confesses, but 10 years later, the investigation gets turned on its head.

S07 E06 — Palm Print Conviction
Investigators build a makeshift tent around a woman's body and use superglue fumes to lift the killer's palm print from the victim's skin.

S07 E12 — A Vow of Silence
The disappearance of a mail-order bride proves suspicious when detectives learn that two of the Texas husband's previous wives had died in mysterious circumstances.

S07 E14 — Elephant Tracks
A jeweler's search through old sales records helps police find likely suspects in the murder of elderly couple Edward Kowalzck and Gertrude Thompson.

S09 E11 — Head Games
A husband was shot and killed, forensic psychiatry helped the wife to remember the details for what happened.

S09 E13 — Making the Collar
The body of a 16-year-old girl is discovered nine months after her disappearance; forensic scientists find clues that paint a virtual portrait of her killer.

The anchors share the latest stories about significant events that take place across the world and interview prominent figures.

The anchors share the latest stories about significant events that take place across the world and interview prominent figures.

The anchors share the latest stories about significant events that take place across the world and interview prominent figures.

S08 E19 — Bed of Deceit
Investigators weigh several theories while probing the death of a retired police officer, including a botched robbery and suicide.

S08 E18 — Smoke in Your Eyes
The bodies of two young women are found in the ashes of an apartment fire.

S08 E20 — Flower Power
Two different men report the murder of a single mother and when the case's other anomalies stall the police, a candy wrapper and seeds help expose the killer.

S08 E21 — Past Lives
After a Connecticut man's body is found in a burning rental car on a Mexican highway, an insurance company suspects a scam.

S08 E22 — Over and Out
When a pipe bomb rips through a rural home, killing a young man and seriously injuring his mother, detectives hope that the remnants of a mailing label will lead them to a killer.

S08 E23 — Death by a Salesman
A quiet residential community, shattered by the murder of a neighbor. See how modern techniques helped investigators catch the culprit in less than 12 hours.