Bakken crude strengthened against West Texas Intermediate after BNSF Railway Co. said North Dakota shipments may be delayed after a train derailment and explosion. The rail company suspended transport on the line for three days after a crude train collided with another carrying soybeans on Dec. 30 near Casselton, North Dakota. The accident may delay shipments for 24 to 36 hours, according to a BNSF notice on the company’s website. They resumed today. The accident caused a fire that triggered an evacuation of the town. Winter weather also curbed state output in December. Bakken oil delivered by pipeline to Clearbrook, Minnesota , strengthened $4.50 a barrel to $3 below WTI, according to data compiled by Bloomberg at 2:02 p.m. New York time. Bakken’s discount is a quarter of the $16 level it reached Nov. 7 and Nov. 8, the widest discount of last year. The train was carrying 104 […]