A 45-year-old man died Saturday evening in a two-vehicle crash in Yankton County.

The names of the people involved have not been released pending notification of family members.

According to a press release from the SD Department of Public Safety, preliminary crash information indicates a Ford van was traveling eastbound in the westbound lanes of SD Highway 50 near Gayville. At the same time, a Chevrolet Tahoe was traveling westbound in the westbound lanes of Highway 50. The vehicles crashed head-on. The driver of the van received fatal injuries. He was not wearing a seatbelt. The driver of the Tahoe was wearing a seatbelt and received serious life-threatening injuries and was flown by helicopter to a Sioux Falls hospital. The passenger in the Tahoe was transported to a nearby hospital with minor injuries. She was also wearing a seatbelt.

The South Dakota Highway Patrol is investigating the crash. All information released so far is only preliminary.

The Highway Patrol is an agency of the South Dakota Department of Public Safety.