CNN CNN Newsroom With Carol Costello April 20, 2015 13:32:00
In. and then the courts or upholding the value of finality don't let defendants off of cases come back in to challenge their old bad testimony after conviction so they are in a way in a trap. the federal government the last several years created a commission to try and develop better scientific testimony standards, better scientific research underpinning. bite marks, hair even comparing bullets tracing but bullets to guns which is another heavily used forensic technique. but at this point even the cases that you mentioned are just fbi cases the same 28 fbi examiners who interviewed now trained...
Source: archive.org