Sport Boxing. Manila, Philippines. pic: 1st October 1975. World Heavyweight Championship. The "Thrilla in Manila". First Round. Heavyweight Champion Muhammad Ali, right who beat challenger Joe Frazier on a TKO. in the 14th round. [Getty Images]

Sport, Boxing, Manila, Philippines, pic: 1st October 1975, World Heavyweight Championship, The "Thrilla in Manila", First Round, Heavyweight Champion Muhammad Ali, right who beat challenger Joe Frazier on a TKO, in the 14th round (Photo by Rolls Press/Popperfoto via Getty Images/Getty Images) — see more

Sport, Boxing, Manila, Philippines, pic: 1st October 1975, World Heavyweight Championship, The "Thrilla in Manila", First Round, Heavyweight Champion Muhammad Ali, right who beat challenger Joe Frazier on a TKO, in the 14th round (Photo by Rolls Press/Popperfoto via Getty Images/Getty Images)