A tug of war in the Senate over energy policy and procedure looked likely to derail a vote on the Keystone XL pipeline that had been sought by Republicans and some Democrats from energy states. Senate Majority Leader Harry Reid (D., Nev.) had indicated last week that he would bring to the floor a measure approving construction of the controversial pipeline as part of a deal tied to passing a bipartisan energy-efficiency bill. But prospects for a Keystone vote receded Wednesday after Mr. Reid said he wouldn’t allow any further amendments to the energy bill, angering Republicans, who are now expected to block the energy bill from advancing in the chamber. The retreat from holding a vote on a stand-alone Keystone bill, which would bypass an executive order from the Obama administration and force approval of the pipeline, isn’t a clear-cut victory for either party. Sen. Mary Landrieu , […]