We’re finding out more about the multi-vehicle, horrific accident near Hardin.

According to the Montana Highway Patrol, six people died in three different vehicles. They were all from Montana and included three minors and three adults. The youngest minor was three-years-old. 11 people were injured, three critically.

Sgt. Jay Nelson tells ABC FOX Billings Beat, the investigation continues to “support that a sudden dust storm caused the incident,” MHP Sgt. Nelson said.

We will continue to bring you any developments on this story.