The World Remembers Muhammad Ali

Brandon Liggons, 2, holds an image of Muhammad Ali during the funeral procession for the three-time heavyweight boxing champion in Louisville, Kentucky, U.S., June 10, 2016. REUTERS/Lucy Nicholson

A well-wisher holding a banner touches hearse carrying remains of Muhammad Ali during funeral procession for the three-time heavyweight boxing champion in Louisville, Kentucky, June 10, 2016.

Worshippers and well-wishers take photographs as the casket with the body of the late-boxing champion Muhammad Ali is brought for his Jenazah, an Islamic funeral prayer, in Louisville, Ky., June 9, 2016.

Muhammad Ali Memorial

Fans push towards the procession carrying body of the late Muhammad Ali near Cave Hill Cemetery, Louisville, Kentucky, June 10, 2016.

The Hearse car carrying the remains of Muhammad Ali leaves AD Porter & Sons funeral home during procession for the three-time heavyweight boxing champion, Louisville, Kentucky, June 10, 2016.

Nahed Ahmed Zeead, 51, of Iraq, takes part in the jenazah, an Islamic funeral prayer, for the late boxing champion Muhammad Ali in Louisville, Kentucky, June 9, 2016.

Turkish President Recep Tayyip Erdogan, center, arrives to take part in the Jenazah, an Islamic funeral prayer, for the late boxing champion Muhammad Ali in Louisville, Ky., June 9, 2016.

Cathy Gutgsell, left, holds a sign as she is photographed while spectators wait for the arrival of Muhammad Ali's funeral procession to enter Cave Hill Cemetery, Friday, June 10, 2016, in Louisville, Kentucky.

Memorial service for the late boxer Muhammad Ali

Actor Will Smith waits for the Ali family to arrive at the Muhammad Ali's memorial service, Louisville, Kentucky, June 10, 2016.