stephanie's date book was also introduced which mentioned locksmithing books, that could explain why there was no forced entry to the condo. and on the day of the murder, then patrol officer lazarus happened to be off duty. the ammunition used in the shooting was the same type issued by the lapd, said prosecutors, and was the same caliber of lazarus'off-duty weapon. a.38 revolver she reported stolen two weeks after the murder. the real smoking gun was the bite mark dna found at the crime scene. >> dna was definitely the centerpiece of this case. this shows she was there. without the dna, they could not have placed her at the condo. >> and the statistics were staggering. a 1. 7 sextillion to one chance that the dna belonged to someone other than stephanie lazarus. defense