bob had been abusive. >> no sign of physical violence at all. it was more that she wasn't comfortable around him. he was obsessive, controlling. he emotionally controlled her, and she just did not feel good around him. >> he would apparently be sort of monitoring her whereabouts. occasionally, she would go to lunch with some of her friends. mr. durall would show up. so he, in effect -- she describes the situation where you almost have a husband stalking his own wife. >> during police questioning, bob durall admitted there were problems in his marriage. as for him being involved in sherry's disappearance, he said that was ridiculous. police asked bob what happened on the night before she disappeared. bob said they went to dinner at a local restaurant. when they got home, sherry spoke with her sister-in-law. >> mrs. durall appeared perhaps