Keystone pipeline raises concerns after third major spill in five years

An investigation into the pipeline’s largest spill is under way in Kansas as a recent report points to a deteriorating safety recordThe Keystone pipeline, which traverses 2,600 miles from western Canada through the central US, leaked an estimated 14,000 barrels of oil, more than half a million gallons, into a creek in Washington county, Kansas on 7 December. The incident was the largest onshore oil spill since at least 2013, the Keystone pipeline’s third major spill in the last five