The United States is celebrating the 250 th  anniversary of American independence with a year-long “America 250” slate of events. This past January, President Donal Trump issued an executive order directing federal agencies to work with IndyCar, America’s premier open-wheel auto racing series, to stage a street race in Washington D.C. Dubbed the “Freedom 250,” the event would feature sponsor-laden Indy cars racing past the Capitol and the National Mall as a marquee centerpiec