A protester holds up a banner in Zhejiang province's Ningbo city, protesting the proposed expansion of a petrochemical factory Sunday, Oct. 28, 2012. Thousands of people in the eastern

 

              A protester holds up a banner in Zhejiang province
A protester holds up a banner in Zhejiang province's Ningbo city, protesting the proposed expansion of a petrochemical factory Sunday, Oct. 28, 2012. Thousands of people in the eastern Chinese city clashed with police Saturday while protesting the proposed expansion of the factory that they say would spew pollution and damage public health, townspeople said. (AP Photo/Ng Han Guan)