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A cyclist pedals against a sandstorm on a street in Shenyang, northeast China's Liaoning Province February 4, 2007.

A sandstorm blankets the city of Shenyang, northeast China's Liaoning Province February 4, 2007.

Workers clear dirt on the windows of a skyscraper as a sandstorm blankets Shenyang, northeast China's Liaoning Province February 4, 2007.

(Xinhua News Agency February 5, 2007)