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Masks become travel essentials as smog lingers

(chinadaily.com.cn) Updated: 2013-01-31 15:39
Masks become travel essentials as smog lingers

A visitor wearing a cap and mask poses for a photo at Tian'anmen Square as the worst smog in decades continued to rise to dangerous levels in Beijing on Jan 23, 2013. [Photo by Wang Wenlan/Asianewsphoto]

 

Masks become travel essentials as smog lingers

Visitors wear masks waiting for the flag-raising ceremony at Tian'anmen Square as the worst smog in decades continued to rise to dangerous levels in Beijing, Jan 29, 2013. [Photo by Liu Hui/Asianewsphoto]

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