Police officers speak with the driver of a car displaying a banner reading, "We R British! Stand Together Stand Strong", outside an army barracks near the scene of a killing in Woolwich, southeast ... more 

Police officers speak with the driver of a car displaying a banner reading, "We R British! Stand Together Stand Strong", outside an army barracks near the scene of a killing in Woolwich, southeast London May 23, 2013. REUTERS/Luke MacGregor less