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China's smog now 20 times worse than safe levels

Name: China's smog now 20 times worse than safe levels
Uploaded: 2014-01-16T23:16:00-0500
Duration: 1 min 36 s
Description: Air pollution in Beijing reached hazardous levels earlier this week. CBS News' Seth Doane reports on how China's problem is becoming a worldwide concern.

Air pollution in Beijing reached hazardous levels earlier this week. CBS News' Seth Doane reports on how China's problem is becoming a worldwide concern.