LAS VEGAS, NV - AUGUST 26:  Boxer Floyd Mayweather Jr. (R) spars with boxer Don Moore during a media workout at the Mayweather Boxing Club on August 26, 2015 in Las Vegas, Nevada. Mayweather will defend his WBC/WBA welterweight titles against Andre Berto on September 12 at the MGM Grand in Las Vegas.  (Photo by Ethan Miller/Getty Images) ORG XMIT: 571929689 ORIG FILE ID: 485310216

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Bob Velin writes that Floyd Mayweather is not second-guessing his decision to retire after his Sept. 12 fight against Andre Berto at the MGM Grand Garden Arena in Las Vegas.

During what was described as his final media workout at his gym Wednesday, Mayweather said he’s more than ready to hang up the gloves.

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