. >> her previous husband, roy levin, told us that teresa had wrap poison in his -- >> and they knew> boy said he took two bites, and that some to her son. teresa reached into her son's mouth, pulled out the match potatoes. and -- >> the sun was okay? >> the sun was okay yes. the thought that he gave back, was when his german shepherd was poisoned. roy said that he never connected the two. until raymond was poisoned. >> teresa sun from that first marriage is roy jr., and he says that that never happened. >> there's a story out there that your mom tried to poison your father. >> that's all lies. >> why would your father lie about this? >> maybe he is jealous. maybe he, maybe he feels that she ruined his life. i do not know. maybe is this his way of getting back at her? >> -- she took early in the investigation. the examiner had asked theresa two questions. did your poison ray with antifreeze and do you know who poisoned ray? teresa's answer to both? now. which was also the answer to whether teresa was telling the truth. >> she fills her polygraph test. >> that lie detective failure wa