Robert Katz, defending in court, denied that David Belmar had a fixation with the Queen or Buckingham Palace. He said Belmar had been on incapacity benefit for the past 10 years but that it was stopped after he was assessed in September:
He became very upset by that decision and he didn't know how he was going to cope
He added that Belmar did not brandish the knife and was not going to use it, but that he had:
Wanted to draw publicity to what had happened to him.
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A lamp in the tower which houses Big Ben is to be switched off for the first time in more than 70 years.
Sir Bruce entertained audiences for more than seven decades.
Work in the tower will also pause over the bank holiday weekend.