IndyCar driver Ed Carpenter, Al Unser, Jr. among those scheduled to appear.
Mikhail Aleshin: "The conditions were incredibly hot during qualifying today..."
Will Power's closest title rival encountered issues quickly at Sonoma.
Chevy IndyCar V6 Program makes it three in a row.
Tough competition in Milwaukee this weekend.
Josef Newgarden: "Well, I think honestly the rain helped a little bit, just spread everyone out because it's so tight."
Further tests scheduled for three possible solutions.
Mike Conway brings home Ed Carpenter Racing's third victory of the year in the second race at Toronto.
After four aborted starts, three wrecks, and two red flags, today's IndyCar race in Toronto has been cancelled.