Milwaukee is known as the most segregated city in America. But often, that designation raises more questions than it answers. Growing up in Milwaukee, Reggie Jackson saw the signs of segregation all around him, even when he didn't recognize them. Going to public schools in the city, Jackson says he didn't have class with any white students until he started commuting to high school, a subject-specific school on the south side of town. The school was part of a city-wide initiative to desegregate