The National Transportation Safety Board has announced that it is opening a special investigation into Norfolk Southern Railway's safety practices and culture. More: wltx.com/article/news/special-reports/train-derailment/ntsb-special-investigation-norfolk-southerns-safety-practices-culture-following-ohio-train-derailments/95-7857f3da-e3e9-465e-9ce4-d257adc67bc8