The West Australian | Daniel Morcombe murder trial: Accused killer's ex-wife to testify ABC Online The ex-wife of the man accused of killing Queensland teenager Daniel Morcombe will take the witness stand today at his murder trial in Brisbane. External Link: Tweets from ABC reporters. Brett Peter Cowan, 44, is on trial in Brisbane's Supreme Court for ... Morcombe's alleged killer's wife to appear Accused murderer popped in for coffee-chats and drugs |