A woman wearing a mask walks past Guomao Bridge in Beijing, with the CCTV building behind her. Photo: Xinhua

Smog returns to Beijing as political elites depart

Capital hit by worst pollution of the year so far as officials reveal new criteria for red alert

Topic |   China pollution

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A woman wearing a mask walks past Guomao Bridge in Beijing, with the CCTV building behind her. Photo: Xinhua
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