Democrats Negotiate Towards Climate-Change Bill

Democratic Congressmen Henry Waxman and Edward Markey are gearing up to push climate-change legislation to a House vote later this summer with a bill recently passed by the Energy and Commerce Committee that seeks to combat global warming. But the deal-making required to pass the act means the bill's real-world impact on the environment and energy use could be slower and less substantial than the president once proposed, WSJ's Steve Power explains.