Swiss road racer Pascal Grosjean, 39, was killed on Friday at the Dubai Autodrome in the United Arab Emirates, according to news reports from Dubai.Grosjean had just crossed the finish line after winning the Sportsbike Championship race when he was struck from behind by third-place finisher Tony Jordan. Grosjean was airlifted to a local hospital where he was pronounced dead and Jordan remains in serious condition."The Dubai Autodrome team and the motorsport community of the UAE are deeply saddened by the enormous loss and pass on our sincere condolences to Pascal Grosjean's family and friends," Hamish Brown, the general executive of Dubai Autodrome, said in a statement. "Pascal was a multiple UAE champion who was well respected in motorsport and motorcycle community."Carissa Crowley, the public relations and marketing manager for Grosjean's racing team, Gros Gros, told Dubai's The National newspaper that the Swiss rider's death came just as his career was on the upswing."It is such a great loss. He was at the top of his game," she said. "He was planning to go to Germany this year so that he could bring success to the team internationally."Grosjean is the reigning UAE 600cc Sportbike Champion.