
Eagle-eyed technical experts prove there is no such thing as a perfect crime as they assemble the pieces every criminal leaves behind. Dramatic crime re-creations and, sometimes, part of the investigations are a staple of the series. Some of the re-creations include alternate versions of the crimes, which are disproved by science. The show's episodes follow each case from the initial investigation until it reaches its legal resolution.
Fingerprints taken from a piece of cloth help solve the rape and murder of a 22-year-old woman in Henrico County, Va.
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.
The FBI profiles a suspect in the kidnapping and murder of a 6-year-old girl during an evening church service; a witness leads authorities to the likely killer, but then becomes a victim herself.
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.