Once a year since 1966, Notting Hill comes alive with the sights and sounds of carnival.
The celebration of Carribbean culture is Europe's biggest street festival - this year attracting more than a million people. Carolyn Sim reports.
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David Cameron said the Met proved it can "do more with less" and declined to criticise the Mayor of London for his water cannon spend.
A group of disabled activists threw toys and balls at him as he entered the conference.
A wet start to the week and the unsettled weather is set to continue over the next few days.