Tucson in the mid-twentieth century was fraught with racial discrimination, as told by some who experienced it and fought against it.

Tucson’s population has been diverse since its founding on Native American land over 235 years ago. While its distinct populations have often lived in harmony, it hasn’t always been so. Racism in the Old Pueblo was practiced both subtlety and overtly, particularly during the era of segregation.

Arizona Public Media has produced an original documentary on segregation and the struggle for civil rights in Tucson. Barrios & Barriers: The Tucson Civil Rights Era premieres Monday, May 9 at 9 p.m. on PBS-HD. Arizona Illustrated offers this exclusive preview: