The 109th running of the Indianapolis 500, the biggest annual race of the IndyCar Series, takes place at the Indianapolis ...

Indianapolis 500 practice is underway. Rain delayed the start of Tuesday's session on the 2.5-mile Indianapolis Motor Speedway oval, but drivers turned a total of 1,549 laps over nearly 3 hours.

Part of running the 'Double' is balancing the NASCAR and IndyCar schedules over the next two weeks, and this year, NASCAR has ...