Not sure. It was hard to find more info. It appears Danny Kim was in a pretty serious test-track accident: https://www.forbes.com/sites/lianeyvkoff/2016/02/18/

Not sure. It was hard to find more info. It appears Danny Kim was in a pretty serious test-track accident: https://www.forbes.com/sites/lianeyvkoff/2016/02/18/what-immobility-taught-this-transportation-ceo-about-mobility/#44db249058c4 https://www.forbes.com/sites/lianeyvkoff/2016/02/18/what-imm...