Reuters: Republicans plan to put approval of the long-delayed Keystone XL oil pipeline on a fast track early next year if they win a U.S. Senate majority in November, finally forcing President Barack Obama to make a tough call on the controversial plan. The $10 billion Keystone project to connect Canadian oil sands with U.S. refineries will top the list of Republican energy priorities if they gain control of the Senate after the Nov. 4 midterm elections. It could come as a stand-alone measure or attached...