A Washington Post investigation reveals that Justice Department officials have known for years that flaws in forensic techniques and weak laboratory standards may have led to the convictions of innocent people across the country, raising the question: How many more are out there? Read related story.
Santae A. Tribble, photographed in public defender Sandra Levick’s office in Washington last month. Tribble spent 28 years in prison based largely on analysis of hairs found at the scene of a taxi driver’s murder in 1978. More advanced DNA testing showed that none of the hairs used as evidence shared Tribble’s genetic profile. A judge has vacated his conviction and dismissed the underlying charges. Alexandra Garcia/The Washington Post Buy Photo