The Real CSI Preview
Video duration: 0:30
From the courtroom to the living room (thanks to the hit television series CSI), forensic science is king. But how reliable is the science behind forensics? In "The Real CSI" coming April 17, FRONTLINE correspondent Lowell Bergman finds serious flaws in some of the best-known tools of forensic science and wide inconsistencies in how forensic evidence is presented in the courtroom.