Final preparations are underway as high-speed racing comes to the nation’s capital this weekend for the Freedom 250 Grand Prix. The first-of-its-kind event wil

Final preparations are underway as high-speed racing comes to the nation’s capital this weekend for the Freedom 250 Grand Prix. The first-of-its-kind event will feature IndyCars reaching speeds of roughly 180 mph as they race along a 1.7-mile course around the National Mall. Officials expect appro…