First Claiming to Support Guns, Now Going After the Coal Vote?

The AP reports:

WASHINGTON (AP) — Democrats Barack Obama and Hillary Clinton are walking a delicate line as they promise to aggressively tackle global warming while trying to assure voters that they continue to believe in the future of coal.
In states like Pennsylvania, where voters will cast ballots this Tuesday, and in West Virginia, Kentucky, Indiana and Montana — upcoming primary states — coal sways voters. . . .