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