Not Even The 100th Indianapolis 500 Could Boost IndyCar's Sad Grid

IndyCar may need to take a good, long look at its shrinking grid this year. If not even the 100th running of its most famous race can buck the trend of teams scaling back, there may be an issue. Case in point, the all-female Grace Autosport effort, who wasn’t on the entry list because they couldn’t get a car.