Beijing Smog Reaches Peak Levels Stifling City

Beijing suffered its worst air pollution of the year on Monday.

Image: Pedestrians and policeman cross the street at a crosswalk at the Tiananmen Square during a heavily polluted day in Beijing

Pedestrians and policeman cross the street at a crosswalk at the Tiananmen Square during a heavily polluted day in Beijing, China November 30, 2015. REUTERS/Kim Kyung-HoonKIM KYUNG-HOON / Reuters

Nov. 30, 2015, 5:09 PM UTC / Updated Nov. 30, 2015, 5:16 PM UTC