"MAYHEM: Mayweather vs. Maidana 2," a 12-round world championship bout for Mayweather's WBA Welterweight Belt and WBC Welterweight and Super Welterweight World Titles takes place Saturday, Sept. 13 at MGM Grand in Las Vegas and is promoted by Mayweather Promotions, Golden Boy Promotions and sponsored by Corona Extra, O'Reilly Auto Parts and "The Equalizer" in theaters Sept. 26. The event will be produced and distributed live by SHOWTIME PPV® (8 p.m. ET/5 p.m. PT) and is the fourth fight of a six-fight deal between Mayweather and Showtime Networks Inc. In the co-main event, Leo Santa Cruz defends his WBC Super Bantamweight Title against Manuel Roman in a 12-round bout and Miguel Vazquez faces Mickey Bey in a 12-round bout for the IBF Lightweight World Championship. In the PPV opener, Alfredo Angulo squares against James De La Rosa in a 10-round middleweight bout. The event will be available in Spanish through secondary audio programming (SAP).