This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

WADSWORTH, Ill. — Two separate fatal crashes occurred on the Tri-State Tollway overnight Thursday, as heavy rains caused flooding and dangerous road conditions across the area.

In one accident, a single vehicle crashed into a light pole on southbound I-294 near Mannheim. One person was killed. Their identity has not yet been released.

In another crash just past the Wisconsin state line, a semi-truck collided with another vehicle at IL-173. The driver of the vehicle was killed. Their identity has not yet been released.

No further details have been provided at this time.

This is a developing story. Check back for details.