A woman wears a mask while walking in smog in downtown Harbin, capital of northeast China's Heilongjiang Province, Oct. 21, 2013. A heavy smog shrouded Harbin on Monday for the second straight day, forcing the closure of schools and highways. (Xinhua/Wang Song)

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Smog closes schools, highways in NE China

HARBIN, Oct. 21 (Xinhua) -- Heavy smog shrouded northeast China on Monday, forcing the closure of schools, as well as disrupting flights and highways.

Meteorological authorities in Heilongjiang, Jilin and Liaoning provinces issued a red alert for thick smog or fog.  Full story