Teens Take Charge publicizes students’ views on school segregation in New York City. Photo: Brett Rawson When Yacine Fall went from a Harlem middle school to a selective public high school five miles away, she discovered “an A in Harlem was not the same as an A in a majority-white high school,” she wrote for a podcast by a group called Teens Take Charge. Fall was one of the few students at her middle school to comb through the high school catalog in search of better opportuni