Forensics Detective Reviews Crime Scene Investigations, from 'Dexter' to 'CSI: Miami'

Retired forensics detective Karen Smith reviews crime scene investigations from television and films including 'Dexter,' 'Fargo,' 'Iron Man 3,' 'CSI: Miami,' 'The Silence of the Lambs,' 'No Country For Old Men,' 'Body of Proof' and 'The Boondock Saints' and analyzes their probability, craft, and execution.