Thermal, Calif. (January 23, 2018) – RHC Jorgensen-Strom (RHC) partners with Audi of America, Kettler Motor Werks and GMG Racing to field the first female-only driver lineup in IMSA Continental Tire SportsCar Challenge history. Gosia Rdest and Ashley Freiberg will drive the No. 50 Audi R8 LMS GT4 supported by RHC, GMG and Audi [...]