4-vehicle crash on I-80 sends person to the hospital

NEW LENOX, Ill. - A four-vehicle crash involving a semi on Interstate 80 left one person injured Thursday morning in Chicago's southwest suburbs.

What we know:

The crash happened around 7:30 a.m. between a semi, two passenger vehicles and a rider-less bus in the westbound lanes of I-80 near Gougar Road, according to Illinois State Police.

One person was taken to a local hospital with unspecified injuries. 

What we don't know:

State police have not said what led up to the crash, how many lanes were blocked or which person was injured.