Let's get to the big ruling in the jodi arias trial. The judge said wednesday, she will allow the defense to call another expert witness, even though they rested their case last week. And after four... See More
Let's get to the big ruling in the jodi arias trial. The judge said wednesday, she will allow the defense to call another expert witness, even though they rested their case last week. And after four months of testimony, the days for closing arguments have finally been set. We're going to talk to dan and nancy about it live, in just a minute. First, abc's ryan owens has the latest. Reporter: The end of the jodi arias murder trial is finally in sight. The admitted killer's fate could be in the hands of the jury by the end of next week. The jury will hear from one final witness next week. In a victory for the defense, the judge ruled they could essentially reopen their case. Calling this san diego psychologist who will testify arias does not have borderline personality disorder. Nothing but the truth, so help you god? Yes. Reporter: Last week, this prosecution psychologist told the jury she diagnosed arias with the disorder. And believes she's a manipulative liar, not a battered woman. Arias claims she was fortsed to shoot and repeatedly stab her ex-boyfriend, travis alexander, to defend herself. Were there any spare bullets of any caliber found throughout the house? Nothing. Reporter: Prosecutor juan martinez, says the 34-year-old planned the brutal murder and deserves the death penalty. He continued his rebuttal case, showing the jury arias took of herself on her phone days before the murder. She dyed her blonde hair brown, hoping no one would place her at the scene of the crime. He also showed pictures of the undisturbed closet, where arias said she climbed on the shelf to get the gun. Were any of the shoes out of place when the detectives arrived on the scene? Nothing appeared out of place. Were there any signs of evidence at travis' house that he owned a gun? None whatsoever. Reporter: The prosecutor says arias brought the gun with her, after stealing it from her own grandparents in california. Ironically, jodi arias' grandmother was in the courtroom for the first time wednesday. For "good morning america," ryan owens, abc news, phoenix.
This transcript has been automatically generated and may not be 100% accurate.