...and why again am I supposed to trust the government?
Aside from eyewitness testimony, some of the most believable evidence presented in criminal cases in the United States comes from the FBI crime laboratory in Quantico, Va. Part of its job is to test and analyze everything from ballistics to DNA for state and local prosecutors around the country, introducing scientific credibility to often murky cases.
But a six-month investigation by 60 Minutes and The Washington Post shows that there are hundreds of defendants imprisoned around the country who were convicted with the help of a now discredited forensic tool, and that the FBI never notified them, their lawyers, or the courts, that the their cases may have been affected by faulty testimony.
The science, called bullet lead analysis, was used by the FBI for 40 years in thousands of cases, and some of the people it helped put in jail may be innocent.
More here.