MGM Grand Arena

Floyd Mayweather Jr. throws a left at Robert Guerrero during the fifth round of their WBC welterweight title bout at the MGM Grand Garden Arena on May 4, 2013 in Las Vegas, Nevada (Photo by Ethan Miller/Getty Images)

Mayweather Defeats Guerrero In Style To Retain Welterweight Belt

Floyd Mayweather fought as if he had never left the ring, coming back from a year’s absence Saturday night to win a unanimous 12-round decision over Robert Guerrero in their welterweight title fight.

05/05/2013