![Boxing History on Twitter: "Muhammad Ali, then Cassius Clay, hits the heavy bag ahead of his first bout with Sonny Liston in 1964 (Credit: Slade Paul) # boxing #history https://t.co/PyyCyNALhc" / Twitter Boxing History on Twitter: "Muhammad Ali, then Cassius Clay, hits the heavy bag ahead of his first bout with Sonny Liston in 1964 (Credit: Slade Paul) # boxing #history https://t.co/PyyCyNALhc" / Twitter](https://pbs.twimg.com/media/E6RU5E9UYAE2bsk.jpg)
Boxing History on Twitter: "Muhammad Ali, then Cassius Clay, hits the heavy bag ahead of his first bout with Sonny Liston in 1964 (Credit: Slade Paul) # boxing #history https://t.co/PyyCyNALhc" / Twitter
![PICTURE SPECIAL: Blood, controversy and a world boxing crown revisited on the 50th anniversary of Muhammad Ali vs Henry Cooper at Highbury | Daily Mail Online PICTURE SPECIAL: Blood, controversy and a world boxing crown revisited on the 50th anniversary of Muhammad Ali vs Henry Cooper at Highbury | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2016/05/20/19/3462866E00000578-0-image-a-17_1463769516353.jpg)
PICTURE SPECIAL: Blood, controversy and a world boxing crown revisited on the 50th anniversary of Muhammad Ali vs Henry Cooper at Highbury | Daily Mail Online
Mad.aboutboxing - 🥊“Sonny Liston acted tough and mean all the time,So I figured, if a man's gonna be jumping up in the world, that's how you gotta behave. So I really copied
![Sonny Liston working out on the heavy bag while Joe Louis holds it, 4/13/65 CSU Archives/Everett Collection Stock Photo - Alamy Sonny Liston working out on the heavy bag while Joe Louis holds it, 4/13/65 CSU Archives/Everett Collection Stock Photo - Alamy](https://c8.alamy.com/comp/BTJY4E/sonny-liston-working-out-on-the-heavy-bag-while-joe-louis-holds-it-BTJY4E.jpg)