How prepared is Minnesota for an oil train derailment?

Oil train derailment
This aerial Feb. 17, 2015 file photo photo made available by the Office of the Governor of West Virginia shows a derailed train in Mount Carbon, WVa. As investigators in West Virginia and Ontario pick through the wreckage from the latest pair of oil train derailments to result in massive fires, U.S. transportation officials predict many more catastrophic wrecks involving flammable fuels in coming years absent new regulations.
Steven Wayne Rotsch | AP file