, california, just before the killing, while jodi was living there. >> you brought the gun from yrekaou? >> no. >> the implication, this was premeditated murder . after all the lies and the tweeting by jodi arias, finally, after days of cross-examination, prosecutor martinez seemed to break her down. >> you would acknowledge that stabbing was after the shooting, according to you, right? >> i don't-- yes, i don't remember. >> i'm not asking if you remember, i'm asking if you acknowledged that it would be you that did it, correct? >> yes. [ crying ] >> if he is being stabbed in the back, would you acknowledge at that point, he is no threat to you, right? >> i don't know. >> well, if he has already been shot, according to you, and he is facing away from you, how could he possibly be any threat to you? >> i could only guess, i don't know what you are asking me? >> jodi's claim of self-defense was being whittled away . >> would you agree that you are the person who actually slipped mr. alexander's throat from ear to ear? >> yes. [ crying ] >> would you also agree that you are the individua