The London Mayor Boris Johnson has said stories that he is planning to be Prime Minister should be "knocked on the head".
During an argument with the London Assembly Chair Jennette Arnold, he laughed off a suggestion that he was "being prime ministerial".
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The web designer went on the run a year ago before he was convicted, in his absence, of killing his 24-year-old date Charlotte Brown.
It's reported the elderly victim was pressured into handing over her mobile phone, bank card and £20 by a woman posing as a social worker.
Both victims were pronounced dead at the scene.