anyway, it was billy hoffman who went on trial, not jennifer.denying everything. no matter. he was convicted and got life without the possibility of parole. so story over? not by a long shot. >>> coming up -- >> why don't you tell me from the beginning how everything happened. >> a conversation with withe killer. he has a little secret he wants to share. >> she also knew about this? >> yes. >>> lancaster, california, kicked into the new me len yum nearly three years after ricky cowles was dispatched from all knowledge of time and two families that might have otherwise gone completely off the rails stayed intact because of an amazing gift he helped create and left behind. her name is kaly. the man who killed her father before she was born was in prison. the teenager who gave birth to her grew into womanhood and even ricky's parents, the cowless, who didn't like amy from the start, grew respect for her. >> she is a great mother of kaly. >> she was perfect mother. >> that might have been the end of the story. life does have to go on and their hours