One of the biggest questions that many in Chicago have ahead of the inaugural NASCAR street race was the impact it would have on commuting in the Loop and surrounding areas. They have announced the traffic plan, including multiple closures and restrictions, for the event on both Saturday, July 1st and Sunday, July 2nd.
Chicago announces street closures for NASCAR races. See story here. https://abc7chicago.com/chicago-nascar-race-today-cup-series/13109723/