Rebecca Adlington joined the silver medallist Michael Jamieson at a pool in Ealing today, the first stop on their tour of British pools, to inspire youngsters to take up swimming.
Emma Walden has the story.
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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.