State drug lab chemist Annie Dookhan labeled the vials as containing THC, the active ingredient in marijuana. But when another chemist ran the vials through a machine to confirm Dookhan’s ...

New details involving a scandal that rocked the state's crime lab may put more cases at risk.State police closed the lab on Aug. 30 after chemist Annie Dookhan allegedly failed to follow testing ...

Almost two years before the first public indication of the decaying conditions and tainted work at the Houston Police Department crime laboratory, Harris County District Attorney Chuck Rosenthal ...