Boxing great Muhammad Ali has died after his fragile health took a turn for the worse.

Ali, 74, one of the world's most celebrated athletes, was hospitalised this week for a respiratory ailment. Recap on our live coverage below.

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1 of 12 Miami Herald / HistoryMiami On the 25th February 1964 Cassius Clay and Sonny Liston battled for the WBA/WBC World Heavyweight fight. Clay boasted to the press that he would win and went on to do so. Clay later converted to Islam and took the Muslim name, Muhammad Ali. 2 of 12 Ali v Frazier in the 'Fight of the Century' on March 8, 1971. 3 of 12 AP Muhammad Ali (right) winces as Ken Norton hits him with a left to the head during their re-match at the Forum in Inglewood, California, on September 10, 1973. 4 of 12 GETTY IMAGES On January 28, 1974, American heavyweights, Muhammad Ali and Joe Frazier met at Madison Square Garden, New York. In a close match, Ali won on points and went on to meet George Foreman for the world heavyweight title. 5 of 12 Ali takes one of Frazier's famed left hooks. 6 of 12 Muhammad Ali with adoring fans in Zaire before the fight. 7 of 12 Fight time ... Muhammad Ali and George Foreman during the Rumble in the Jungle held on October 30th, 1974. 8 of 12 AP Muhammad Ali connects with his right in the ninth round of the title fight against Joe Frazier in October, 1975. 9 of 12 JIM RUYMEN In 2002, Muhammad Ali was honoured with the 2189th star on the Hollywood Walk of Fame. 10 of 12 LEONHARD FOEGER In November 1999, Ali held the World's Sports Award of the Century in the category of martial arts. 11 of 12 REUTERS Ali adopts a boxing pose. 12 of 12 AP Muhammad Ali in September 2014.