
Forensic Files
When firefighters found an entire family dead inside their home, it looked like a murder-suicide, but there were several inconsistent clues in the rubble. Could ballistics, a time card, and some secret audiotapes unravel the mystery?

When firefighters found an entire family dead inside their home, it looked like a murder-suicide, but there were several inconsistent clues in the rubble. Could ballistics, a time card, and some secret audiotapes unravel the mystery?

A police officer accused of killing his estranged wife insists she committed suicide. Investigators say it was murder and that it was physically impossible for the woman to have shot herself.

A police officer accused of killing his estranged wife insists she committed suicide. Investigators say it was murder and that it was physically impossible for the woman to have shot herself.

A man tells police he shot an intruder who had attacked and murdered his wife. The husband paints a tragic picture and is dubbed a hero. Four years later, forensic evidence leads police to reexamine the motives of this so-called hero.

A union official was executed in his home not long after a strike by the union members. Neither his wife nor anyone in the neighborhood heard any gunshots. It would take a forensic sound test, an electron microscope, and a nightgown to explain why.

A union official was executed in his home not long after a strike by the union members. Neither his wife nor anyone in the neighborhood heard any gunshots. It would take a forensic sound test, an electron microscope, and a nightgown to explain why.

A man is found dead in his home, and his ex-wife has a perfect alibi. To determine the time of death, investigators need to know when the victim ate his last meal. An endocrinologist, a forensic botanist, and a short-order cook answer their question.

A man is found dead in his home, and his ex-wife has a perfect alibi. To determine the time of death, investigators need to know when the victim ate his last meal. An endocrinologist, a forensic botanist, and a short-order cook answer their question.

Police were puzzled by an obscure print found at a crime scene where one man had been killed, and two teenage girls were seriously injured. Neither of the girls could identify their attacker.

Time of death becomes pivotal after a pregnant woman is found murdered in her air-conditioned bedroom. A striking similarity between her death and an HBO movie gives examiners the clues they need to thaw out the alibi of a cold-blooded killer.

Time of death becomes pivotal after a pregnant woman is found murdered in her air-conditioned bedroom. A striking similarity between her death and an HBO movie gives examiners the clues they need to thaw out the alibi of a cold-blooded killer.

A woman's death in Pennsylvania triggers a homicide investigation into another woman's death in North Carolina. The similarities in the cases were striking, and examiners must determine if the suspect's story about accidental drowning is all wet.

A woman's death in Pennsylvania triggers a homicide investigation into another woman's death in North Carolina. The similarities in the cases were striking, and examiners must determine if the suspect's story about accidental drowning is all wet.

At a murder scene, investigators find a shoe print, several foreign hairs, and unknown fingerprints. But they believe the most telling piece of evidence is the bite mark on the victim's chest.

At a murder scene, investigators find a shoe print, several foreign hairs, and unknown fingerprints. But they believe the most telling piece of evidence is the bite mark on the victim's chest.

A woman is shot to death in her store just one day before she is to testify against the man accused of robbing her. The robber becomes the prime suspect, but he has a solid alibi: a time-stamped videotape of his activities on the day of the murder.

A mother of two vanishes after a shopping trip. Her body is discovered a month later. Witnesses say they saw the victim being forced into a car by an unknown person.

A mother of two vanishes after a shopping trip. Her body is discovered a month later. Witnesses say they saw the victim being forced into a car by an unknown person.

In 1993, the state of Florida was known for more than just Disney World. Worldwide attention focused on a rash of robberies that targeted tourists. Some vacationers were killed in these attacks, but some fought and survived despite severe injuries.

In 1993, the state of Florida was known for more than just Disney World. Worldwide attention focused on a rash of robberies that targeted tourists. Some vacationers were killed in these attacks, but some fought and survived despite severe injuries.