Sports and Human Rights: The sports world has its share of controversies, outsized personalities, and high drama, but it’s also full of athletes who are activists against poverty, genocide, war, racism, and sexism. As sports commentator Dave Zirin points out in “Champions of Justice,” athletes from Muhammad Ali to Billie Jean King to Joey Cheek have called attention to social injustices and human rights issues throughout their careers.  cover story by Dave Zirin