A federal appeals court affirmed a ruling that a railroad does not bear the blame for an Illinois worker’s death in a snowstorm.The 7th U.S. Circuit Court of Appeals this week ruled BNSF Railway was not negligent under the Federal Employers Liability Act after one of its machine operators fatally crashed into a snowplow while commuting to work.Chief Judge Diane P. Wood noted in the opinion that Galesburg in western Illinois gets an average of 23 inches of snow annually. She also noted that Celso Guerrero, the man who …