KNOXVILLE, Tenn. (WVLT) -- Troopers are looking for a truck driver who left the scene of a wreck on I-40 and Watt Road Tuesday night.
The wreck shut down the highway for hours, and traffic stayed backed up for even longer.
At 6:30pm, troopers say one tractor trailer pushed another into the retaining wall causing it to catch on fire on I-40 Westbound. The tractor trailer driver was hospitalized with burns.
Debris came off the truck and hit another pick up truck. The driver and passenger of that truck went to UT Medical Center.
Both drivers are in critical condition. The pick-up truck passenger is in stable condition.
Now police are looking for the truck that caused the wreck. They say it was a white tractor trailer with a red "M" on the side.
4 Rural Metro firefighters and 3 ambulances responded.
We will bring you any updates as we get them. Stay with volunteertv.com.