Spurred on by train derailments, some states with busy criss-crossing freight railroads are pursuing their own safety remedies rather than wait for federal action amid industry opposition and questions about whether they even have authority to make the changes.
The activity comes after a train carrying toxic chemicals derailed on Feb. 3 along the Ohio-Pennsylvania border, prompting new legislation and reviving long-stalled efforts as backers voice skepticism that the federal government is capable of helping.
