UPDATE 2-Derailed US oil train still burning; shipment delays expected

The incident is the latest in a series of derailments in North America and the third in three weeks involving trains hauling crude oil. This has heightened the focus on rail safety, particularly involving shipments of oil from North Dakota, whose high gas content makes it potentially more explosive.
http://www.reuters.com/article/2015/03/06/oil-train-derailment-bnsfrailway-idUSL1N0W809C20150306