The Obama administration tried to edit a report on new coal regulations to lower analysts’ estimates of serious job losses, an official investigation has found, backing up reports that the Interior Department pressured a private contractor to change information in order to make the data more acceptable. The Associated Press and Fox News reported in 2011 that a company claimed the Office of Surface Mining Reclamation and Enforcement asked it to change variables in a calculation that showed new environmental regulations would lead to large job losses. The company and its subcontractors initially estimated that 7,000 jobs could be lost...