>> given everything that you have reviewed, that you've read in this case, that you've seen, do you have an opinion, an ultimate opinion in your expertise about whether or not miss arias was an abused -- in an abusive relationship? >> yes, i believe she was in an abusive relationship. >> and do you believe in your expert opinion that jodi was a battered woman, or is a battered woman? >> yes, i do. >> but martinez tore into the defense experts. >> i'm sorry. i don't see it that way. >> right. you wouldn't see it that way because you have feelings for the defendant, right? >> i beg your pardon, sir. >> you seem to be having trouble answering my question. >> i have trouble -- >> if you have a problem understanding the question, ask me that. if you want to -- do you want to spar with me? will that affect the way you view your testimony? >> objection. argumentative. sustained. >> and on his final exchange with jodi arias martinez made perhaps his most important point, that she is a liar. >> so you lied to him, right? >> objection. argumentative. asked and answered. >> sustained. >> you didn't tell the whole story then, right? that's what you said, right? >> that would be accurate. >> reporter: and with that