Who is the German-Mauritian Formula One driver that won the title with the Mercedes-Benz team HWA AG in the 2015 Deutsche Tourenwagen Masters?
2015 Deutsche Tourenwagen Masters:  The season started on 2 May at Hockenheim, and ended on 18 October at the same venue, with Mercedes Benz driver Pascal Wehrlein clinching the Drivers' Championship, Mercedes Benz's HWA AG winning the Teams' Championship and BMW taking the Manufacturer's Championship after a total of nine events.
i don't know