A policeman stands before posters of activists pasted on a wall, including the late Chinese dissident Li Wangyang (lower L), during a protest in Hong Kong on July 8, 2012. Pro-democracy demonstrators marched on July 8 over the death of Chinese dissident Li Wangyang, who was jailed for more than 22 years after the 1989 Tiananmen democracy protests. AFP PHOTO / Dale de la Rey (Photo credit should read DALE de la REY/AFP/GettyImages)