a supervisor said he never saw dookhan in front of a microscope. another chemist said dookhan would submit a cocaine sample and it would come back heroin or vice versa. she is also alleged to have lied under oath claiming to have a master's degree in chemistry from the university of nissachusetts. dookhan later told investigators "i screwed up big time. i messed up. i messed up bad. it's my fault. i don't want the lab to get in trouble." >> if you can get your results done quickly and handle a big volume you're perceived to be a good worker. and beyond that i really can't speculate because we're still anoking at it. but we do not have evidence to date of any other kind of motive >> reporter: the state crime lab was shut down last month. special courts are now being set up to handle the thousands of cases that expected to be reopen and, scott, as for dookhan, if she's convicted on obstruction of justice and lying under oath she could face more than 20 years in prison. >> pelley: elaine, thanks very much. the man behind the film that sparked deadly p

co-workers started expressing concerns about dookhan's work years ago itch one red flag, she was mostoductive on staff, fellow techs tested 50 to 150 samples she would routinely test more than 500. state police say dookhan tested more than 60,000 samples, involving 34,000 defendants during her nine years at the lab. >> annie dookhan's actions corrupted the integrity of the entire criminal justice system and there are many victims as a result, first the defendants who when charged in a criminal justice system have the right to expect they will be given due process. >> reporter: if convicted of the current charges dookhan faces up to 20 years in prison the attorney general has not ruled out the possibility of more charges to come. as for more motive as far as prosecutors can dell dookhan wanted to be seen as effective worker. >> arthel: what happens to the victims now? >> reporter: there's a rolling impact. >> arthel: molly line thank you. >> rick: open enrollment just around the corner a time when employees can sign up for health insurance through their jobs. this year is a little diff

dookhan was testing more than 500. according to a massachusetts state police report when asked about that, dookhan said i screwed up big time. i messed up. i messed up bad. it's my fault. i don't want the lab to get in trouble. >> if you can get your results done quickly and handle a big volume, you're perceived to be a good worker. we do not have evidence to date of any other kind of motive. >> reporter: the state crime lab was shut down last month. special courts are now being set up to handle the thousands of cases that expected to be reopened. as for annie dookhan, if she is, in fact, convicted of obstruction of justice and lying under oath, she could face more than 20 years in prison. anthony and rebecca. >> elaine quijano, thank you. >>> senior correspondent john miller, former assistant director of the fbi and former los angeles police department deputy commissioner is here with us this morning. good morning. >> good morning. >> hundreds of cases, thousands of cases. the fallout from this has got to be huge in m

dookhan's work has called into question the cases of 1100 people currently serving time. more will likely be reopened. to handle them, the state is setting up special courts where whys can run longer sessions to work through the backlog. >> it's incalculable for the harm it's done to the integrity of the criminal justice system. >> reporter: defense attorney bernard grossberg. what about some of the folks who do have rap sheet, who do have a history of criminal records, what about the idea of them walking the street here in massachusetts? >> well, we don't like some of these guys getting released. that's what the law requires. and we will do it because we're the commonwealth of massachusetts, and we try to do the right thing. >> reporter: grossberg says what happened in massachusetts should prompt other states to examine their own labs. >> i think in our system, our criminal justice system, there is nothing worse than an unfair, unconstitutional conviction. >> reporter: in dookhan is convicted, she could face more than 20 years in prison. elaine quijano, cbs news, boston.

a supervisor said he never saw dookhan in front of a microscope.ther chemist said dookhan would submit a cocaine sample and it would come back heroin or vice versa. she is also alleged to have lied under oath claiming to have a master's degree in chemistry from the university of massachusetts. dookhan later told investigators "i screwed up big time. i messed up. i messed up bad. it's my fault. i don't want the lab to get in trouble." >> if you can get your results done quickly and handle a big volume you're perceived to be a good worker. and beyond that i really can't speculate because we're still looking at it. but we do not have evidence to date of any other kind of motive >> reporter: the state crime lab was shut down last month. special courts are now being set up to handle the thousands of cases that expected to be reopen and, scott, as for dookhan, if she's convicted on obstruction of justice and lying under oath she could face more than 20 years in prison. >> pelley: elaine, thanks very much. the man behind the film that sparked deadly prote

dookhan was testing more than 500. according to a massachusetts state police report when asked about that, dookhan said i screwed up big time. i messed up. i messed up bad. it's my fault. i don't want the lab to get in trouble. >> if you can get your results done quickly and handle a big volume, you're perceived to be a good worker. we do not have evidence to date of any other kind of motive. >> reporter: the state crime lab was shut down last month. special courts are now being set up to handle the thousands of cases that expected to be reopened. as for annie dookhan, if she is, in fact, convicted of obstruction of justice and lying under oath, she could face more than 20 years in prison. anthony and rebecca. >> elaine quijano, thank you. >>> senior correspondent john miller, former assistant director of the fbi and former los angeles police department deputy commissioner is here with us this morning. good morning. >> good morning. >> hundreds of cases, thousands of cases. the fallout from this has got to be huge in m