Which Key Piece of Evidence Can Make or Break a Case?

I have received so many questions, comments and emails about fingerprint evidence and crime scene investigations, so I decided to keep with the theme from one of my previous posts about fingerprints. There is so much more the fingerprint evidence from discovery to identification.

The science of fingerprint identification is referred to as dactylography. Fingerprint evidence is absolutely key in a crime scene investigation. It is the most fragile piece of evidence that is searched for, document...