CHICAGO (WLS) -- At least four people were hurt, one critically in a crash involving a CTA bus near Museum Campus in the South Loop, according to the Chicago Fire Department.
It happened Thursday morning after 9 a.m. on the southbound lanes of Columbus Drive at Roosevelt Road.
According to preliminary information from the CTA, an SUV appears to have slammed into the back of a CTA bus.
Both sides of Columbus are closed, according to Chicago police.
This is a developing story. Check back for details.