Genre: Reality, Crime
Premise: 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.
S13, E14 (First Aired: Jan. 16, 2009)
A DNA dragnet catches a killer eight years after the kidnapping, rape and murder of a college coed in Oklahoma.
S13, E16 (First Aired: Feb. 6, 2009)
A nosy neighbor with a disturbing obsession becomes a suspect in a woman's murder at an upscale apartment complex; police discover an incredible link to an unrelated murder thousands of miles away.