text: In this Dec. 30, 2013 file photo, a fireball goes up at the site of an oil train derailment in Casselton, N.D. On Tuesday, March 31, 2015, Bryan Thompson, of Fargo, N.D., the engineer of the oil tanker train involved in the derailment, filed a complaint against BNSF Railway, accusing the railroad of negligence. Thompson says BNSF failed to properly inspect and maintain its equipment and failed to warn him of the dangers of hauling explosive oil tank railcars