>> it appears as if she suffers from dissociative amnesia. and according to the research, the more intense the trauma, the more likely and the more complete the amnesia. >> reporter: dr. samuels said jodi's amnesia was caused by post-traumatic stress disorder, ptsd. another defense expert testified that jodi was a victim of domestic violence. >> 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. >> reporter: 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