In the middle of the 20th century, cities began to change. The popularity of the automobile and the construction of interstate highways fueled the growth of suburbs, while discriminatory housing policies segregated neighborhoods and helped create the phenomenon of “white flight” away from downtowns. Decades later, the average white person still lives farther from the city center than the average person of color, a University of Washington researcher says, even with the resurgence of downtown living in many…
