(KMOV) – All lanes of eastbound I-270 were closed Wednesday after two tractor trailers wrecked near the Chain of Rocks Bridge in north St. Louis.
Authorities said some people were injured, though the severity of injuries was unknown.
Missouri Department of Transportation officials said the highway could be shut down for a lengthy amount of time. Traffic was being diverted to the Riverview exit.
It was not immediately clear what caused the wreck.