WEST YELLOWSTONE - Seven people died in a Thursday evening crash in Fremont County, Idaho, west of Yellowstone National Park.
The Idaho State Police reports troopers responded to a two-vehicle crash on U.S. Highway 20 near Henry’s Lake at approximately 7:15 p.m.
The van, which was reportedly transporting a tour group, caught fire following the crash, according to ISP.
Six of the 14 people in the van died in the crash, as did the driver of a pickup truck.
The highway, which runs along the eastern side of Idaho to the western entrance of the national park in Montana, was closed for approximately seven hours as first responders investigated the collision.
ISP reports emergency responders treated at least 16 patients. An air ambulance was called to the scene.
"Due to the magnitude of the incident and the ongoing process of notifying the next of kin, no names, ages, hometowns, or nationalities have been released," a news release states.

This is a developing story.