...Yuriorkis Gamboa, who defected to South America last December, smiles as he talks to reporters after a news conference in Miami Beach, Fla. Monday, March 5, 2007. Gamboa, Yan Barthelemy, and Odlanier Solis, signed a...

Boxers Kelly Pavlik, left, and Paul Williams pose at a news conference in East Rutherford, N.J., Tuesday, Sept. 29, 2009, to announce their world middleweight championship fight...

LAS VEGAS - SEPTEMBER 16: Boxer Floyd Mayweather Jr. smiles during the final news conference for his bout against Juan Manuel Marquez at the MGM Grand Hotel/Casino September 16, 2009...

LAS VEGAS - SEPTEMBER 16: Boxing promoter Oscar De La Hoya takes photos during the final news conference for the Juan Manuel Marquez and Floyd Mayweather Jr. bout at the MGM Grand Hotel/Casino...

...VEGAS - SEPTEMBER 16: Boxers Floyd Mayweather Jr. (L) and Juan Manuel Marquez face off during their final news conference at the MGM Grand Hotel/Casino September 16, 2009 in Las Vegas, Nevada. The two will...

LAS VEGAS - SEPTEMBER 16: Boxer Juan Manuel Marquez appears during the final news conference for his bout against Floyd Mayweather Jr. at the MGM Grand Hotel/Casino September 16, 2009...

Boxer Floyd Mayweather Jr. poses for photos during a news conference at the MGM Grand in Las Vegas, on Saturday, May 2, 2009. Mayweather formally announced his...

...announcement of their WBC Heavyweight Championship boxing bout, which will take place on Sept. 26th, during a news conference in Los Angeles on Thursday, Aug. 13, 2009

...Sept. 13, 2003, file photo, Bob Arum, promoter for boxer Oscar De La Hoya, listens during a news conference after the WBC/WBA super welterweight championship bout between De La Hoya and Shane Mosley in...

...La Hoya, president of Golden Boy Promotions, are reunited after Manny Pacquiao and Marco Antonio Barerra's news conference in Beverly Hills, Calif., to announce the upcoming fight in Las Vegas. Arum represents Pacquiao and...

...La Hoya, president of Golden Boy Promotions, are reunited after Manny Pacquiao and Marco Antonio Barerra's news conference in Beverly Hills, Calif., to announce the upcoming fight in Las Vegas. Arum represents Pacquiao and...

...Sept. 13, 2003, file photo, Bob Arum, promoter for boxer Oscar De La Hoya, listens during a news conference after the WBC/WBA super welterweight championship bout between De La Hoya and Shane Mosley in...

...world champion Timothy Bradley, left, strikes a pose with former unified world champion Nate Campbell, at a news conference to announce their upcoming boxing match, in Pasadena, Calif., Wednesday, June 24, 2009. The bout is...

...world champion Timothy Bradley is seen reflected in a mirrored panel of his championship belt, at a news conference to announce an upcoming boxing match against former unified world champion Nate Campbell, not shown, in...

Former welterweight unified world champion Nate Campbell is interviewed at a news conference to announce his upcoming boxing match against unbeaten junior welterweight world champion Timothy Bradley, not shown...