
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.
An ATM transaction allows Texas detectives to pinpoint a suspect in the slaying of a teacher, but a shoelace stolen from the victim's home proves to be the tie that binds her killer to the crime.
Ten years after the murder of a rock singer, forensic scientists use evidence collected to finally bring her killer to justice.
After a Michigan State University grad student disappears and is presumed dead, a professor of geological sciences helps police get the dirt on her killer.
When a man's wife kills herself 14 years after his college sweetheart commits suicide, police start to get suspicious.