A pickup truck that collided with a tour van near Yellowstone National Park last week, killing seven people, crossed the highway's center line and hit the van, according to Idaho State Police. Investigating troopers have determined that the Dodge Ram pickup crossed the line on U.

The crash happened on Thursday just before 7:15 p.m. local time on a highway near Henry's Lake State Park in eastern Idaho, about 16 miles west of Yellowstone National Park.

Seven people were killed in a fiery crash between a van and a pickup truck on an eastern Idaho highway near Yellowstone National Park, officials said.