Auto racing is back in Detroit as the Grand Prix roars on Belle Isle this weekend.
During free prix day today, fans will be able to watch teams from the Pirelli World Challenge, TUDOR Championship and the Indy Car Series take practice laps.
Tomorrow, drivers will go through qualifying and run the first race in the Chevrolet Duel in Detroit.
Sunday afternoon, the Indy Cars wrap up the action in the second part of the duel.
By: Mike Plourde – for Great Lakes Radio Sports