What has been identified as the most significant blunder to date in any crime lab within the United States?

Question

Quizplus · Accepted Answer

The March 2004 arrest of Portland attorney Brandon Mayfield for the Madrid bombing is considered the most significant blunder in any crime lab within the United States. Mayfield, who was innocent, was falsely linked to the bombings because of a misidentification made by the FBI laboratory. This led to a major scandal and prompted reforms in the way crime labs handle evidence and conduct analysis. The other options listed are significant events, but they do not involve a direct failure of a crime lab.

What Has Been Identified as the Most Significant Blunder to Date