Chicagoland Speedway's return highlights NASCAR's schedule questions

JOLIET, IL – A return to Chicagoland Speedway after six years on the Fourth of July weekend highlights some of the quandaries NASCAR has with its schedule and also the opportunities.Is it more important to try to reinvigorate an audience at a traditional oval or reach new fans through a downtown street race?Did the pendulum swing too far toward road races in favor of traditional ovals?Is Chicago, the United States’ third-largest metro area, even the right place to race on Independenc