Events in the NTT IndyCar Series have been held annually at the Indianapolis Motor Speedway Road Course in Speedway, Indiana since 2014. Events are known as the IndyCar Grand Prix and the Grand Prix of Indianapolis. From Wikipedia
Despite placing all three cars in the Firestone Fast Six, Rahal Letterman Lanigan Racing faced setbacks in the Sonsio Grand Prix, with tire strategy and pit-stop issues limiting their race-day results.
