Mayweather Jr. vs. Maidana 2 on Sept. 13 at MGM Grand, Las Vegas, Nevada

#Mayhem Mayweather vs. Maidana 2 September 13, 2014 MGM Grand in Las Vegas Live on Showtime PPV pic.twitter.com/rIIiBDLp3p — Floyd Mayweather (@FloydMayweather) July 10, 2014 By Dan Ambrose: WBA/WBC welterweight champion Floyd Mayweather Jr (46-0, 26 KO's) has just announced on his twitter that he'll be fighting Marcos Maidana (35-4, 31 KO's) on September 13th at the MGM Grand […]