Would Floyd "Money" Mayweather (45-0-0-26, 19 by decision) still be undefeated? If he never used Xylocaine Injection or fought outside of Las Vegas, Nevada? Yes or no, and why or why not?
He's fought outside Las Vegas, Nevada. And Xylocaine is tested for in Nevada. And Keith Kizer said Mayweather has never asked for an exemptions to use it, but said there are other fighter that have.
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