The White House issued a permit today approving Keystone XL, “bringing the mammoth oil pipeline a step closer to fruition more than a year after former President Barack Obama blocked its construction,” writes The Wall Street Journal. The paper notes that the pipeline, which will carry up to 830,000 barrels of oil a day once completed, “still faces state-level legal challenges in Nebraska and South Dakota that could cause further delays.” Click here to read the full story (subscription required).