
Mr Whitelock, defending himself, admits manslaughter of Ms Buckney in August 2022 on the grounds of diminished responsibility, but denies murder.
He walked out of the witness box at Swansea Crown Court when quizzed about his killing two men in 2000, including his own brother.
[...]
He told the court: "Twenty-odd years ago I killed someone in a fight.
"People go on about a history of violence, I have no history of violence apart from that. I served a long sentence and kept my head down.
[...]
On walking out of the witness box he told the judge, Mr Justice Griffiths: "I am not answering any more questions.
"You can go on the medical evidence. I can’t defend myself. You say it’s a fair trial? Get me out."

Clydach: Murder accused says he expects to die in prison
Brian Whitelock, who is defending himself in court, says he cannot remember killing Wendy Buckney.
