KEY ISSUES

Defense witness Henry Lee, one of the nation's foremost forensicscientists, said his Connecticut laboratory uses a genetic DNA testcalled PCR. PCR testing was conducted on numerous bloodstainscollected at the crime scene, in Simpson's Bronco and at Simpson'shouse. An earlier defense witness testified that PCR technology wasnot ready for criminal investigation. Lee said he could not eliminate two police officers, videotaped atthe crime scene, as the source of suspicious shoe prints on thewalkway at the murder scene. But Lee said he didn't believe theofficers left the prints, and he didn't think their shoes were ofparallel design. MUZZLE: The defense filed a motion to limit closing arguments to oneday for each side. The motion said such an order would eliminatespeeches that could go on for days and avoid more undue hardship onjurors. Dove Books announced that it was scrubbing a book deal involvingformer Detective Mark Fuhrman for commercial and ethical reasons.Dove said the book had Fuhrman's blessing and more than 6,000 peoplehad written letters of support for the former detective. Fuhrman,who reported finding a bloody glove at Simpson's estate, has beentargeted by the defense as a racist capable of framing Simpson. WHAT'S NEXT: A hearing is scheduled on the Fuhrman tapes. Screenwriter LauraHart McKinny may be called to testify at the hearing, to be heldtoday outside the jury's presence.