mr. gonzales? >> not at all. >> in your experience with mrs. gonzales in the time that you knew her, did she ever get aggressive with anybody your presence? >> never. >> thank you. no further questions. >> reporter: as they had in the last trial, those three medical experts each came to court to answer that other key question -- was julie standing up when she was shot or was she on the floor? but the prosecution's case really hinged on how the judge viewed art gonzales. >> what i hope to show is that he simply can't be believed when he's the only one saying that julie gonzales came at him with a knife. >> reporter: again, prosecutors argued he lied about performing cpr, lied about his girlfriend, cara kast, and lied about when he holstered up that day. and they added still another layer of doubt about art, calling some of his former fbi colleagues from his days out west to testify against him. >> are you aware of whether or not he has a reputation for truthfulness in the community out there? >> yes, ma'am, i am. >> and do you know whether it is