Turn 3 of Firestone Grand Prix of St. Petersburg circuit reconfigured ST. PETERSBURG, Fla. (Friday, March 10, 2017) – Turn 3 of the 1.8-mile, 14-turn temporary street circuit for the 2017 Firestone Grand Prix of St. Petersburg has been reconfigured, INDYCAR announced today. The corner has been a fast, sweeping right-hand turn in recent years, but…