ST. LOUIS, MO (KTVI)- There was a significant traffic back up Thursday morning following a 12-car chain reaction crash on I-270 at the Chain of Rocks Bridge. One person was transported to a local hospital with non-life threatening injuries. Authorities say five separate cars crashed around 7:30a.m. along the westbound lanes of the interstate. Traffic was backed up several miles affecting drivers on Illinois Route 3 and I-255.
No other injuries were reported.