>> he's in control of his businesses. he's in control of his wife. he's in control of his finances, his employees and his children and just kind of a domineering person. >> reporter: more than that, said the prosecutor, cal harris could be volatile. michele harris began keeping notes about what she said was abusive language and behavior. in fact, she won a temporary order of protection against him. >> what he said to her was, i wouldn't need a gun to kill you. and if i did kill you, they'll never find your body. >> reporter: in the heat of passion people say terrible things to each other. doesn't mean they killed them, though. >> but he went beyond saying terrible things to her. he told her he would put her body in a place where it would never be found. that's like one of the biggest facts of the case. we looked and looked and looked for this woman's body and have not been able to find it. >> reporter: the harris family baby-sitter, a woman named barb thayer testified she was the one