Summary
Muhammad Ali was remembered in tributes worldwide for his iconic fight for social justice as well as his legendary boxing battles following his death Friday at age 74 .
The front page headline on Ali's hometown newspaper, the Courier-Journal of Louisville, Kentucky, simply said, "The Greatest" with a legendary 1965 photo of Ali standing over a flattened Sonny Liston.
Ali spoke out for African-American civil rights in the 1960s, carrying on his fight against injustice and sacrificing the prime years of his own career in the process.
Retired NBA all-time scoring leader Kareem Abdul-Jabbar praised Ali's courage in fighting discrimination.
Four-time heavyweight champion Evander Holyfield said he was inspired by Ali.
Don King, who promoted the Rumble in the Jungle, said Ali will live on forever alongside other U.S. civil rights heroes.
NBA commissioner Adam Silver also hailed Ali's immortality and courage.
Ali won an Olympic gold medal in 1960 and lit the torch at the 1996 Olympic opening ceremony.
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