https://www.theguardian.com/technology/2018/apr/19/tesla-california-factory-investigated-safety-concerns-model-3

California base faces claims of unreported injuries as it struggles to roll out Model 3

Tesla is facing an investigation by Californian safety regulators into reports of serious injuries at its factory in Fremont, California, where it is struggling to scale up production of its Model 3 mass-market electric car.