Railroad tank cars are unloaded on a loop track at a refinery in Delaware City, Del.
Railroad tank cars are unloaded on a loop track at a refinery in Delaware City, Del. MCT
Railroad tank cars are unloaded on a loop track at a refinery in Delaware City, Del. MCT

Economy

NTSB to investigate derailment, explosion of oil train in North Dakota

December 30, 2013 9:01 PM

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