had confessed. they had said that they killed their parents. they said it in the confession, to the doctor. they also said it on the stand. so then this case went from a whodunit to why had they done it. >> both brothers were calling me occasionally from jail. they said wait until the trial. you'll find out what was really happening in the menendez family. >> i had done many cases for leslie abramson over the years, and she could not believe this horrific killing was merely the product of them wanting money. so she brought me in as her psychiatric expert, and she said, "look, i want you to interview these boys and find out really what went on." lyle proved to be a very, very difficult interview subject, and he was very reluctant to talk about virtually anything, whereas erik, all he would -- kept telling me was how wonderful his father was and