Seen in light of <a href="http:&#x2F;&#x2F;www.slate.com&#x2F;articles&#x2F;news_and_politics&#x2F;jurisprudence&#x2F;2015&#x2F;04&#x2F;fbi_s_flawed_forensics_expert_testimony_hair_analysis_bite_marks_fingerprints.html" rel="nofollow">http:&#x2F;&#x2F;www.slate.com&#x2F;articles&#x2F;news_and_politics&#x2F;jurisprudenc...</a> this looks like a systemic problem and not an innocent mistake. If crime labs were doing <i>science</i>, they would have run enough control samples to quickly discover the mistake. But the error &quot;may have affected thousands of cases going back to 1999&quot;. I don&#x27;t think forensic science, as currently practiced in the United States, deserves the name &quot;science&quot;. And the errors are all in the same direction: towards conviction.