Annie Dookhan, left, a former Massachusetts chemist accused of faking test results at a state drug lab, speaks with her lawyer Nick Gordon, right, moments before her arraignment at Norfolk Superior Court, in Dedham, Mass., Wednesday, Jan. 9, 2013. Prosecutors allege Dookhan fabricated test results and tampered with drug evidence while testing substances in criminal cases. (AP Photo/Steven Senne, Pool)

Associated Press
Annie Dookhan, left, a former Massachusetts chemist accused of faking test results at a state drug lab, speaks with her lawyer Nick Gordon, right, moments before her arraignment at Norfolk Superior Court, in Dedham, Mass., Wednesday, Jan. 9, 2013. Prosecutors allege Dookhan fabricated test results and tampered with drug evidence while testing substances in criminal cases.  (AP Photo/Steven Senne, Pool)
Annie Dookhan, left, a former Massachusetts chemist accused of faking test results at a state drug lab, speaks with her lawyer Nick Gordon, right, moments before her arraignment at Norfolk Superior Court, in Dedham, Mass., Wednesday, Jan. 9, 2013. Prosecutors allege Dookhan fabricated test results and tampered with drug evidence while testing substances in criminal cases. (AP Photo/Steven Senne, Pool)