case, is to call the defendant himself to testify. margaret: plus, hunter biden s daughter takes the stand. what she said that made her father emotion all. the evening news starts now. good evening, and thank you for being with us. i m margaret brennan in for norah o donnell. the prosecution rested in the federal gun trial of hunter biden. his eldest daughter took the stand today to testify in his defense. naomi biden told the jury about visiting her father while he was in rehab, just weeks before the gun purchase at the center of the case. she said, he seems like the clearest i had seen him since my uncle died. and then i told him i was so proud of him. an emotional moment that came after prosecutors wrapped their case with testimony from law enforcement officials, who spoke about drug residue and text messages between hunter biden and his alleged dealers. cbs a scott macfarlane was inside the courtroom and will start us off tonight. reporter: 30-year-old naomi bid
beau biden s widow, seen in surveillance video throwing it out after he found the gun in the president s son s truck. i m a stand today, naomi biden testified her father seemed to lack of time, potentially bolstering the defense s argument hunter biden thought he was recovering from drug use when he bought the gun. naomi biden said she used her fathers truck just days before the gun was discovered and that she saw no drugs, or paraphernalia in it. the defense says it may call hunter biden to testify next week. former prosecutor tom dupree says that would expose biden to a very tough questions for prosecutors. when you put the defendant on the stand to testify in his own defense, you are risking opening a pandora s box. reporter: there are no other defense witnesses, so this case could go to closing arguments by the end of the day monday, and into the hands of the delaware jury. margaret? margaret: scott macfarlane in delaware tonight. well, president biden paid tribute today to t
text messages between hunter biden and his alleged dealers. cbs a scott macfarlane was inside the courtroom and will start us off tonight. reporter: 30-year-old naomi biden, the president s granddaughter, was called into the stand as the defense tries to spare her father hunter biden from prison. admitting she was nervous, her voice barely audible at times, naomi biden testified her father struggled with drug addiction, but never took illegal drugs in front of her. hunter biden appeared to be emotional at times during her testimony. she acknowledged that after her uncle beau biden died, things got bad for her father. i think naomi biden provided a lot of sympathy, but not a lot of hard evidence that would exculpate her father. reporter: prosecutors are trying to prove hunter biden was addicted or using drugs at the time he bought a gun in october 2018, lying on this federal background check. today, and fbi curtain of gnomic forensic chemist testified traces of cocaine were found