[source: Audi Sport] Michael Johnson wins with Stephen Simpson in an Audi RS 3 LMS in the U.S. Third victory this season for Audi R8 LMS GT4 in GT4 European Series Podium success for Audi R8 LMS in North America In the IMSA Continental Tire SportsCar Challenge, a wheelchair-bound Audi privateer driver achieved his first victory in automobile racing. Audi RS 3 LMS (TCR) Paralyzed Audi privateer driver achieves first touring car victory: Michael Johnson and Ste...