Authorities release new details in deadly I-90 crash near Brandon

Brandon, S.D. - Authorities have released more details about what led to a deadly crash on Interstate 90 near Brandon.

The accident happened just after 8:00 p.m. west of Brandon.

The Highway Patrol says a tow truck was attempting to pull another vehicle out of a median when it was struck by an eastbound 2014 Grand Cherokee. Troopers say the truck had its flatbed lower onto the Interstate's shoulder and roadway.

The SUV drove into the flatbed, vaulted over the cab of the tow truck, and rolled. Troopers say the driver of the SUV, a 43-year-old woman, was not wearing a seatbelt and was thrown from the vehicle. She was pronounced dead at the scene.

The driver of the tow truck, a 28-year-old man, was not hurt.

No names have been released. Troopers are still investigating the crash.

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Original story:

One person has died after a one-vehicle rollover on Interstate 90 near Brandon Tuesday night.

South Dakota Department of Public Safety spokesperson Tony Mangan tells KSFY News a portion of Interstate 90 between I-229 and the Brandon exit was shut down as authorities investigated that crash.

The cause of the crash is not yet immediately known.

The South Dakota Highway Patrol is continuing to investigate that crash.

This is a developing story.

Stick with KSFY News for the latest details