# Biden’s Attack on Coal Could Cost Obama Election

Immediately after Biden’s comment, his campaign had tried to backpedal, saying Biden was attempting to draw a distinction between the U.S. and China’s outdated technology and that the U.S. should lead by developing better clean-coal methods. The misstep, however, has caused headaches for the campaign in a number of battleground states such as Pennsylvania and Virginia, where the western part of the state is dominated by coal production.

Denver Post