ana maria gonzales, it was more than just a lover. >> they argued that ana had been on a downward spiralcrazy things to stir up trouble in george's relationship with evette. including sending ana and unsigned letter. >> the prosecution said the manipulation did not end there. ana told george that evette was behind a series of threatening phone calls she received at her office. according to the prosecutor , those vocals never happen. >> md anderson tracks every single call in their aren't any anonymous phone calls. >> and strangest of all, just a month before the poisoning ana staged an assault on herself. she told anyone who would listen that evette orchestrated the whole thing. >> she said she worked with a private investigator and they traced this person back to louisiana and he was a relative, i believe she said a cousin of evette toney. >> but investigative sosa told the jury he felt they were self- inflicted. the person who'd seen ana's apparent obsession up close was the object of it. a reluctant george blumenschein took the stand. >> are you a private person? >> i would say yes. >