Mayweather Jr. Prepares For Alvarez

IBF 154-pound champion Ishe Smith, right, works on his timing with assistant trainer Rafael Ramos at the Mayweather Boxing Club Wednesday, August 28, 2013. Head trainer Eddie Mustafa Muhammad watches at far right. Smith will defend his title against Carlos Molina of Mexico at the MGM Grand Garden Arena on September 14.

IBF 154-pound champion Ishe Smith, right, works on his timing with assistant trainer Rafael Ramos at the Mayweather Boxing Club Wednesday, August 28, 2013. Head trainer Eddie Mustafa Muhammad watches at far right. Smith will defend his title against Carlos Molina of Mexico at the MGM Grand Garden Arena on September 14. by Steve Marcus