With the temperature topping 80 degrees, the 17th annual Firestone Grand Prix of St. Petersburg culminated with the NTT IndyCar Series race on Sunday, and 21-year-old Colton Herta led the race nearly from start to finish to take the checkered flag.
Herta, who drives for Andretti Motorsport, set a new Grand Prix record by leading 97 of the 100 laps. The previous record, held by Helio Castroneves, was 95.
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