Boxer Muhammad Ali, formerly known as Cassius Clay, describes why he changed his name to Ali and explains how he reacts when someone uses the wrong name when they speak to him. Ali changed his name in 1964 at the direction of his religious leader, Elijah Muhammad.

Evan Holyfield talks about the infamous fight on June 28, 1997 in which Mike Tyson bit off part of Holyfield's ear. Tyson insisted it was a retaliation to Holyfield's headbutts. Holyfield says that Tyson used this as a way to get disqualified to get out off the fight. Evan Holyfield, a retired professional boxer, is a former Undisputed World Champion in both cruiserweight and heavyweight divisions.

Smokin' Joe Frazier recalls Muhammad Ali and how he felt about Ali's antics, smack-talking, and boxing. Muhammad Ali, born Cassius Clay, is a former three-time heavyweight champion American boxer. Ali craved the spotlight, and made boxing a "show business" that Frazier discusses.

Muhammad Ali, formally known as Cassius Clay, shares his reaction to the fight with Sonny Liston on February 25, 1964 in this post fight interview. He famously declares, 'I must be the greatest' and poetically jokes how he beat Liston in seven rounds. Liston and Ali had a rematch on in May 1965 and though Ali was declared the winner it remains one of the most controversial fights in boxing history.

During the halftime of Monday Night Football on November 4, 1974, announcer Howard Cosell interviews Muhammad Ali, just five days after Ali defeats heavyweight champion George Foreman. Cosell had predicted a Foreman victory but calls Ali the “greatest in the world.” Find out if Ali changes his mind about retirement; how the Foreman fight differed from the Joe Frazier fight of March 8, 1971; and much more.

Former heavyweight champion of the world, boxer George Foreman, recalls what it was like to be knocked out by challenger Muhammad Ali on October 30, 1974. This event was the “Rumble in the Jungle,” held in what is now the Democratic Republic of the Congo, and many people have called this the greatest sporting event in the 20th century.

Boxer Oscar De La Hoya discusses the media's reaction to Manny Pacquiao's knockout at the hands of opponent Juan Manuel Márquez on December 9, 2012. He comments on the social media reaction and whether or not Pacquiao will fight again. He also recalls his own loss to Pacquiao during his first professional fight.

Immediately after the fight, Manny Pacquiao recalls what happened and shares his reaction to being knocked out in the 6th round by opponent Juan Manuel Márquez. The Welterweight championship fight took place on December 9, 2012 in Las Vegas.

At 0:31 Referee Kenny Bayless recalls the exact moment Juan Manuel Márquez knocked Manny Pacquiao unconscious a half a second before the end of the 6th round. Márquez and Pacquiao fought for the Welterweight championship title in Las Vegas on December 9, 2012.

Boxing fans from Manny Pacquiao's home country of the Philippines share their reaction to the loss of their hero. Pacquiao was knocked out in the 6th round to lose the Welterweight championship title to opponent Juan Manuel Márquez on December 9, 2012.