I am in here; would you look and see? I am fighting against the cancer that has gotten ahold of me. I am in here, would you look, and see? I am more than a diagnosis of sickness and disease. I am in ...

As thousands of people mourn Muhammad Ali at his funeral in Louisville, Ky., NPR remembers his 1963 poem, "I Am The Greatest." Thousands of people lined the streets of Louisville, Ky., today to pay ...