POST FALLS--Authorities confirm the driver of a semi-truck is dead after he crossed the median, and crashed into oncoming traffic around 2:55 p.m. Monday in Post Falls.
Idaho State Police says the semi-truck traveling westbound crossed over to eastbound lanes and hit another vehicle on Interstate 90 near the Seltice exit.
The two passengers in the second vehicle were not seriously injured.
Officials say the driver of the semi was a 49-year-old Liberty Lake man.
Officials believe the crash is medically related.
Traffic is backing up on I-90 but crews are working to clear the scene.