Only 35 of the scheduled 50 minutes completed.
Round 10 is Saturday at Mid-Ohio Sports Car Course.
Longtime Honda/Acura racer Peter Cunningham is behind the wheel.
All classes gearing up for a doubleheader weekend.
Major crash involves at least 10 cars.
Race two coming up tomorrow at the Pirelli World Challenge Series Honda Indy Toronto.
It's the first time in the PWC since 2010 for the Canadian driver.
They'll line up for today's race at the Pirelli World Challenge Series Honda Indy Toronto.
Albert von Thurn und Taxis was the fastest driver in the GT-A classification.
The Canadian racer will pilot the Dodge Viper SRT GT3-R, prepared by Riley Technologies.
Dyson Racing Team Bentley debut race slated for June 20 at Road America
Taking his third straight podium and fourth in six rounds, Andrew Palmer has been provisionally moved to third in the championship rankings.
DiMeo and Holbrook repeat Saturday victories
The rest of the PWC field is in Detroit, leaving Touring Cars to their own show
Takes first of two races this weekend
The 25th Anniversary of the championship, sees the series in two places this weekend of May 30 through June 1.
Driver heading to New Jersey Motorsports Park this weekend
25th anniversary season of the series unpredictable, competitive
Defending series champ Johnny O'Connell third in points
Drivers O'Connell and Pilgrim second and third in points
A last lap mistake by Anthony Lazzaro handed the overall win to Audi's Andrew Palmer Sunday.