The US has been backsliding on air pollution cleanup during the Trump administration, the American Lung Association says -- and now more Americans are breathing air that will make them sick

The US has been backsliding on air pollution cleanup during the Trump administration, the American Lung Association says -- and now more Americans are breathing air that will make them sick https://t.co/R4qUdp9ZCL

— CNN (@CNN) April 24, 2019