Name: And the city with the most polluted air is …
Uploaded: Wed Apr 29 2015 14:01:00 GMT+0000 (UTC)
Duration: 27 s
Description: A State of the Air report finds that more than four in 10 Americans are breathing air that’s unhealthy, and while quality of air has increased in the Eastern part of the country, it’s gotten worse in the West.

April 29, 201500:27