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People walk past a mural of boxing legend Muhammad Ali (L), US President Abraham Lincoln (2L), Kentucky Fried Chicken founder Colonel Harland David Sanders (2R) and Triple Crown winner Secretariat June 6, 2016 in Louisville, Kentucky. The family of late boxing legend Muhammad Ali and the city of Louisville on Monday prepared for his public funeral later this week, which organizers said "The Greatest" helped plan himself as a "last statement" to the world. / AFP / Brendan Smialowski (Photo credit should read BRENDAN SMIALOWSKI/AFP/Getty Images)

People walk past a mural of boxing legend Muhammad Ali (L), US President Abraham Lincoln (2L), Kentucky Fried Chicken founder Colonel Harland David Sanders (2R) and  Triple Crown winner Secretariat June 6, 2016 in Louisville, Kentucky.
The family of late boxing legend Muhammad Ali and the city of Louisville on Monday prepared for his public funeral later this week, which organizers said "The Greatest" helped plan himself as a "last statement" to the world. / AFP / Brendan Smialowski        (Photo credit should read BRENDAN SMIALOWSKI/AFP/Getty Images)