An examination of modern forensic science, which is a far cry from what's presented in crime dramas. Few established scientific standards, no central oversight and poor regulation of examiners have led to many wrongful convictions. Of the more than 200 inmates exonerated by DNA testing since 2000, for instance, more than half were initially found guilty in part due to invalid and/or improperly utilized forensic science. Included: high-tech solutions that could put the real criminals behind bars.