Prosecution could wrap in Fierro trial

the prosecution could wrap up its case in the carlos fierro deadly hit and run trial. so far today-- our reporter in the courtroom-- gadi schwartz-- tells us one toxicology expert has testified. we've also learned-- the jury will also get to see the b-m-w-- from the accident fierro is supposed to testify. but when he will be called is still in question. fierro is on trial for vehicular homicide-- accused of being behind the wheel-- and killing william tenorio-- last november.