Texas Panel Faults Lab Chemist in Bryan Case for “Overstated Findings” and Inadequate DNA Analysis

October 8, 2018

(ProPublica) – An influential state commission issued a highly critical assessment on Friday of a second key player in the murder conviction of Joe Bryan, saying a Texas Department of Public Safety crime lab chemist had “overstated findings, exceeded her expertise and engaged in speculation” when she testified in 1989. In a report issued at its quarterly meeting, the Texas Forensic Science Commission also found that the now-retired chemist, Patricia Retzlaff, failed to do thorough analysis of key DNA evidence in 2012, after a judge allowed such testing.

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