The scandal at the shuttered State Labs on South Street widened Thursday as the lab direct resigned and a supervisor was fired.
It's the latest twist in an episode that could overturn an untold number of drug convictions. A chemist, Annie Dookhan, mishandled evidence in as many as 34,000 drug cases. She had resigned before of investigations into her conduct.
. Drugs samples are now being processed at the State Police lab in Sudbury.