BP has issued a statement following an explosion and subsequent fire at their oil refinery in Whiting, Indiana last night. A company spokesperson says around 9 p.m., "the refinery experienced an operational incident on a process unit on the north end." He says the in-house fire department extinguished the blaze around 11 p.m. Operations were minimally impacted as a result of the incident. One employee was taken to the hospital as a precaution but later released.