Reuters: A 90-car train carrying North Dakota crude derailed and exploded in a rural area of western Alabama early on Friday, leaving 11 cars burning and potentially bolstering the push for tougher regulation of a boom in moving oil by rail. Twenty of the train's cars derailed and a number were still on fire on Friday afternoon, local officials said. Those cars, which threw flames 300 feet into the night sky, are being left to burn out, which could take up to 24 hours, according to the train owner, Genesee...