Authorities in Pulaski County, Kentucky have released video of a fiery accident involving a semi-truck and a train. The driver of the truck survived the crash.Surveillance video shows a train hitting a tractor-trailer, which burst into flames, at the entrance to Warner Fertilizer north of Somerset just after 3 p.m. Friday. The video was released by the Pulaski County sheriff's office. The explosion was caused by fuel.The truck driver, Viktor Kalchenia, 27, of Auburn, Wash., was burned; he was in stable condition at University of Kentucky Chandler Hospital.