Wall Street Journal: egislation approving the Keystone XL pipeline, which lawmakers will take up as soon as this week, will open the first broad debate on energy policy in Congress in eight years and give the new Republican majority a chance to push for significant changes to President Barack Obama s agenda. GOP lawmakers, who now control the Senate and have a firmer hold on the House, are planning measures that would aim to spur greater development of fossil fuels and curtail a series of Mr. Obamas environmental...