As Londoners enjoy a sense of pride over hosting a successful Olympics, it's easy to forget that this time last summer the city was showing a different face to the world.
It's exactly a year since rioting broke out in Tottenham, before spreading to other areas of the capital.
Ria Chatterjee reports
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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.