RIO DE JANEIRO -- American Ibtihaj Muhammad looked like all the other fencers when she stepped on the piste, save for the non-descript black scarf covering her head. With that small gesture, Muhammad ...

Muhammad Ali, the reigning world heavyweight boxing champion, entered the combative ring of politics and culture by refusing to serve in the United States military at the height of the Vietnam War on ...

Add Yahoo as a preferred source to see more of our stories on Google. Muhammad Ali (left) with Rahaman in 1963, when the brothers were named Cassius and Rudolph Clay (Getty Images) A pivotal piece of ...

LAS VEGAS (FOX5) — October 2, 1980, was a bittersweet day for boxing and heavyweight champion Muhammad Ali. On this day in history, Ali fought his seventh and final fight in Las Vegas against Larry ...

Muhammad Ali's refusal to sign his Vietnam-era military draft card upended the boxing champ's life and added a powerful voice to the anti-war movement. Now that piece of history is coming up for sale.