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The Boston Globe

Metro

Former drug lab chemist arrested, actions detailed

The chemist at the heart of the state drug lab scandal that has sent shock waves through the Massachusetts criminal justice system would alter drug samples, sprinkling real cocaine in with a non-drug substance in order to make the test turn out positive, a prosecutor said today in court.

Annie Dookhan also admitted she would grab a pile of 25 samples, test about five, and then list them all as positive, said Assistant Attorney General John Varner.

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