View of the Lincoln Memorial, Washington, D.C., United States of America

A police photographer photographing protestors at the Climate Camp protest against airport development at Heathrow and the village of Sipson that would be demolished to make way for a third runway, Greater London, England, United Kingdom, Europe

CCTV in a hotel car park, Leicester, Leicestershire, England, United Kingdom, Europe

CCTV cameras in Earls Court, London, England, United Kingdom, Europe

CCTV cameras in Earls Court, London, England, United Kingdom, Europe

Residents rally at City Hall, asking that the city establish a citizens review board to monitor the police and increase the police force's diversity, Hamtramck, Michigan, USA