It's a bold filmmaker that decides to make a documentary about Muhammad Ali. After all, what's left to say?
원문출처 : https://www.cnn.com/2021/09/15/sport/muhammad-ali-ken-burns-pbs-interview-spc-intl-hk/index.html
원문출처 : https://www.cnn.com/2021/09/15/sport/muhammad-ali-ken-burns-pbs-interview-spc-intl-hk/index.html