Trump administration approves Keystone XL pipeline

WASHINGTON — The Trump administration issued a permit Friday to build the Keystone XL pipeline, reversing the Obama administration and clearing the way for the $8 billion project to finally be completed.The decision caps a years-long fight between environmental groups and energy industry advocates over the pipeline's fate that became a proxy battle over global warming. It marks one of the biggest steps taken to date by the Trump administration to prioritize economic development over enviro