All-time "greatest" boxing legend Muhammad Ali is being commemorated Wednesday four years since his passing, not only for his talent in the ring but also his legacy in fighting racism and discrimination in the US. Ali was born as Cassius Marcellus Clay Jr. in Louisville, Kentucky on Jan. 17. Raised in a middle-class African American family, then 12-year-old Cassius's life changed when his bike was stolen at the age of ...