A London teenager is calling on the government to ban cars in Richmond Park every Sunday.
The 17-year-old wants a car-free day to promote cycle safety, and comes after both Bradley Wiggins and his coach were injured in accidents this week.
Paul Brand went to Richmond Park to see how the idea is going down.
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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.