One person died Friday morning in a tractor-van crash east of Alexandria.

Names of those involved are not being released pending notification of family members.

A Case Versatile 305tractor, which was pulling a hose trailer used for waste handling work, was westbound on Interstate 90. The vehicle was rear-ended by a westbound 2001 Dodge Caravan.

The 52-year-old male driver of the Caravan was pronounced dead at the scene. He was not wearing a seatbelt.

Charges are pending against the 31-year-old tractor driver. He was not injured.

South Dakota’s Highway Patrol continues to investigate the crash. The released information is preliminary only at this time.