Chicago is one of the nation’s freight hubs and the 17th most ozone-polluted city in the country, which the American Lung Association says can lead to heart and lung conditions and, in some cases, even death. Reset hears from two experts — Brian Urbaszewski from the Respiratory Health Association and Northwestern postdoctoral scholar Sara Camilleri — on a new study showing how Black and brown Chicagoans have borne the brunt of the city’s pollution.