2nd fire in 4 days at Rivian electric vehicle plant; no injuries, ongoing investigation.

2nd fire in 4 days at Rivian plant: Monday's fire destroyed a semitrailer in a loading dock, with a portion of the plant evacuated due to air quality concerns. No injuries were reported. The fire follows a previous incident last week, when a fire led to a plant evacuation. Rivian makes electric vehicles in Normal, with around 8,000 employees. Both fires are under investigation.