Democrats who oppose the Keystone XL pipeline have thousands of dollars invested in direct competitors to the company looking to build the pipeline, public records show. A recent environmental assessment by the State Department was seen as a step toward the pipeline’s approval, but Sen. Tim Kaine (D., Va.) remains opposed to its construction. “In my view, there is now enough evidence to conclude that construction of this pipeline is not in America’s long-term interest,” Kaine said in a statement on the review. The freshman Democrat has between $15,000 and $50,000 invested in Kinder Morgan Energy Partners, according to his...