(UPDATE) The Montana Highway Patrol now reports that a passenger in the semi also died in the crash.
The MHP says that the semi failed to stop at a railroad crossing, and the train crashed into the driver's side of the truck cab.
The power unit combusted, and both people in the truck died.
We will update you if we get more information.
(1st REPORT, 9:39 a.m.) The driver of a semi-trailer died when his vehicle was hit by a train.
The Montana Highway Patrol reports the crash happened Sunday at about 9:30 p.m. east of Livingston.
The semi was struck getting off Interstate 90 near mile marker 350.
The semi driver died at the scene. His name has not yet been released.
No other details have been released at this point; we will update you if we get more information.