Recent railroad accidents are increasing the chances President Barack Obama will approve the Keystone XL pipeline from Canada , said Senator John Hoeven , a North Dakota Republican. Hoeven, who supports TransCanada Corp.’s (TRP) proposed link between Alberta’s oil sands and U.S. Gulf Coast refineries, today said the debate is starting to swing back and put “more pressure on him to approve” the pipeline. Accidents like the explosion of a BNSF Railway Co. train hauling oil tanker cars about 25 miles west of Fargo, North Dakota, forcing the evacuation of a nearby town, shows more pipelines are needed to safely carry the rising production of U.S. oil to market, Hoeven said at a breakfast with Bloomberg Government reporters and editors. Related: The State Department is overseeing completion of an environmental assessment of the pipeline. Hoeven, a member of the Energy and Commerce Committee, said agency officials told him in […]