LONDON, ENGLAND - MARCH 03: A curator handles the Muhammah Ali 'Two Time World Champion' (left) from 1974 and 'Three Time World Champion' (right) from 1978 rings, both presented to his cornerman Bundini Brown at the preview of the Muhammad Ali exhibition entitled 'I Am The Greatest', at The O2 Arena on March 3, 2016 in London, England. (Photo by Samir Hussein/WireImage)
