Anderson Silva steps in boxing ring, beats former champ Julio César Chávez Jr. - The Athletic
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BOOxing History 🎃👻 on Twitter: "The longest boxing match on record was between Andy Bowen and Texas Jack Burke in 1893 - 110 rounds, No Contest # boxing http://t.co/YKg2Vkyo" / Twitter
10 amazing boxers with the longest winning streaks, including Julio Cesar Chavez, Roberto Duran and Floyd Mayweather Jr | The Sun
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10 amazing boxers with the longest winning streaks, including Julio Cesar Chavez, Roberto Duran and Floyd Mayweather Jr | The Sun
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