1 killed, several injured in I-20 chain-reaction crash in Fort Worth

At least one person was killed in a Fort Worth wreck involving an 18-wheeler.

The crash happened Tuesday around 8 p.m. on I-20, east of I-35, in southern Fort Worth.

It forced the shutdown of all westbound lanes.

Fort Worth police say an 18-wheeler came to a stop in traffic, and a chain-reaction crash followed.

At least four vehicles were involved, and one person was killed.

MedStar reports at least three others were injured.

The cause of the crash remains under investigation.