A test car made by Chinese electric vehicle maker Nio flew out of a garage in Shanghai, China early this morning (June 22 local time) and plunged several stories to the ground, killing two passengers inside the vehicle, multiple Chinese media outlets reported. The vehicle, identified as a Nio ET5 by the Shanghai Securities News , was on the third floor of a parking garage at Nio’s headquarters when the incident happened. The two passengers in the car were test drivers, one of whom was a Nio employee and the other an employee of another company. Both died despite efforts…