(KCEN) -- Traffic on Highway 190 in Killeen came to a stop both ways this afternoon when a semi-truck caught fire.
The frightening scene occurred near the Willow Springs exit around 2 o'clock.
A good Samaritan helped the driver escape the fully-involved big rig before rescuers arrived.
The driver was taken to the hospital for smoke inhalation.
It's not clear what started the blaze.