A British police officer stands outside Stockwell Underground station in south London.
A British police officer stands outside Stockwell Underground station, as flowers and messages of condolence to Jean Charles de Menezes are seen outside, in south London, July 25, 2005. British police on Sunday defended a policy of shooting to kill suspected suicide bombers after shooting dead Brazilian electrician Menezes by mistake in the hunt for London's bombers. REUTERS/Toby Melville TM/RD/AH