Security guards, paramilitary police and police officers stand guard as people gather for a rally in front of the city government office building in Zhejiang province's Ningbo city, China, Saturday, Oct. 27, 2012. Thousands of people in the eastern Chinese city clashed with police while protesting the proposed expansion of a petrochemical factory that they say would spew pollution and damage public health, townspeople said. (AP Photo/Kyodo News) JAPAN OUT, MANDATORY CREDIT, NO LICENSING IN CHINA, FRANCE, HONG KONG, JAPAN AND SOUTH KOREA
