According to WGLT in Illinois, Rivian is going to start bringing in workers to the plant in Normal starting on Monday. The one thing though, is the article isn't clear if that is today (May 4) or next Monday (May 11)
Workers Return To Plant
Rivian’s Normal plant has largely been shut down...
Rivian released this video to show the progress that's been made with the construction of the plant in Normal, Illinois.
They've come a long way, you can see stuff like the conveyor belts, the paint tanks, presses and testing chambers.