Chinese police officers stand guard while people gather to protest the proposed expansion of a petrochemical factory that they say would spew pollution and damage public health, in Ningbo, Zhejiang ... more 
Chinese police officers stand guard while people gather to protest the proposed expansion of a petrochemical factory that they say would spew pollution and damage public health, in Ningbo, Zhejiang province, China Saturday, Oct. 27, 2012. Pollution has become a major source of unrest in China, as members of the rising middle class become more outspoken against environmentally risky projects in their backyards. (AP Photo/Kyodo News) JAPAN OUT, MANDATORY CREDIT, NO LICENSING IN CHINA, FRANCE, HONG KONG, JAPAN AND SOUTH KOREA less 
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Associated Press | Photo By Kyodo News
Sat, Oct 27, 2012 10:29 AM EDT