David Hoffman Photo Library | 090831_NottingHillCarnival_068 Police officers at the Notting Hill Carnival August 2009.

090831_NottingHillCarnival_064 Police surveillance at the Notting Hill Carnival August 2009

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090831_NottingHillCarnival_068 Police officers at the Notting Hill Carnival August 2009.

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Protest over tar sands exploitation by BP outside the BP headquarters building

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