Lanes were closed and delays were expected after a crash Friday morning on I-57 southbound near Sauk Trail in Cook County, Illinois State Police said.

Total Traffic reported the crash, between a car and a semi, occurred around 7 a.m. in the southbound lanes of I-57, north of Sauk Trail.

“At this time, all southbound lanes of I-57 are shut down,” Illinois State Police Troop 3 posted on Facebook. “Expect delays.”

Solid traffic was reported from Vollmer Road, Total Traffic said.

No further details were available. This story will be updated as more information becomes available.